- aae - Arbëreshë Albanian
- aah - Abu' Arapesh
- aam - Aramanik (deprecated)
- aao - Algerian Saharan Arabic
- aap - Pará Arára
- aaq - Eastern Abnaki
- aat - Arvanitika Albanian
- aax - Mandobo Atas
- aay - Aariya (deprecated)
- abc - Ambala Ayta
- abe - Western Abnaki
- abf - Abai Sungai
- abh - Tajiki Arabic
- abl - Lampung Nyo
- abp - Abellen Ayta
- abs - Ambonese Malay
- abv - Baharna Arabic
- aby - Aneme Wake
- acc - Achi, Cubulco (deprecated)
- acf - Saint Lucian Creole French
- acm - Mesopotamian Arabic
- acp - Eastern Acipa
- acq - Ta'izzi-Adeni Arabic
- acw - Hijazi Arabic
- acx - Omani Arabic
- acy - Cypriot Arabic
- adf - Dhofari Arabic
- adp - Adap (deprecated)
- ads - Adamorobe Sign Language
- adx - Amdo Tibetan
- aeb - Tunisian Arabic
- aec - Saidi Arabic
- aed - Argentine Sign Language
- aee - Northeast Pashayi
- aen - Armenian Sign Language
- aer - Eastern Arrernte
- aex - Amerax (deprecated)
- afb - Gulf Arabic
- afg - Afghan Sign Language
- afs - Afro-Seminole Creole
- agk - Isarog Agta
- agp - Paranan (deprecated)
- agt - Central Cagayan Agta
- agv - Remontado Dumagat
- agy - Southern Alta
- agz - Mt. Iriga Agta
- ahe - Ahe (deprecated)
- ahi - Tiagbamrin Aizi
- ahm - Mobumrin Aizi
- ahp - Aproumu Aizi
- aib - Ainu (China)
- aig - Antigua and Barbuda Creole English
- aii - Assyrian Neo-Aramaic
- aij - Lishanid Noshan
- ain - Ainu (Japan)
- ais - Nataoran Amis
- aiz - Aari (deprecated)
- aja - Aja (Sudan)
- ajg - Aja (Benin)
- ajp - South Levantine Arabic
- ajt - Judeo-Tunisian Arabic
- aju - Judeo-Moroccan Arabic
- ajz - Amri Karbi
- akb - Batak Angkola
- akh - Angal Heneng
- akn - Amikoana (deprecated)
- aln - Gheg Albanian
- als - Tosk Albanian
- alt - Southern Altai
- amd - Amapá Creole (deprecated)
- amm - Ama (Papua New Guinea)
- ams - Southern Amami-Oshima
- amu - Guerrero Amuzgo
- amw - Western Neo-Aramaic
- ang - Old English (ca. 450-1100)
- anq - Jarawa (India)
- aoe - Angal Enen
- aon - Bumbita Arapesh
- aoz - Uab Meto
- apc - North Levantine Arabic
- apd - Sudanese Arabic
- apf - Pahanan Agta
- apj - Jicarilla Apache
- apk - Kiowa Apache
- apl - Lipan Apache
- apm - Mescalero-Chiricahua Apache
- apw - Western Apache
- aqd - Ampari Dogon
- aqn - Northern Alta
- arb - Standard Arabic
- arc - Official Aramaic (700-300 BCE)
- are - Western Arrarnta
- arf - Arafundi (deprecated)
- arq - Algerian Arabic
- arr - Karo (Brazil)
- ars - Najdi Arabic
- aru - Aruá (Amazonas State)
- arx - Aruá (Rodonia State)
- ary - Moroccan Arabic
- arz - Egyptian Arabic
- asa - Asu (Tanzania)
- asc - Casuarina Coast Asmat
- ase - American Sign Language
- asf - Australian Sign Language
- asn - Xingú Asuriní
- asp - Algerian Sign Language
- asq - Austrian Sign Language
- asu - Tocantins Asurini
- asw - Australian Aborigines Sign Language
- asy - Yaosakor Asmat
- atd - Ata Manobo
- atf - Atuence (deprecated)
- atg - Ivbie North-Okpela-Arhe
- atl - Mt. Iraya Agta
- atp - Pudtol Atta
- ats - Gros Ventre
- att - Pamplona Atta
- atv - Northern Altai
- aue - =/Kx'au//'ein (deprecated)
- aum - Asu (Nigeria)
- aun - Molmo One
- auv - Auvergnat (deprecated)
- auz - Uzbeki Arabic
- avl - Eastern Egyptian Bedawi Arabic
- awb - Awa (Papua New Guinea)
- aws - South Awyu
- awu - Central Awyu
- awv - Jair Awyu
- awy - Edera Awyu
- axg - Mato Grosso Arára
- axk - Yaka (Central African Republic)
- axl - Lower Southern Aranda
- axm - Middle Armenian
- ayb - Ayizo Gbe
- ayc - Southern Aymara
- ayh - Hadrami Arabic
- ayl - Libyan Arabic
- ayn - Sanaani Arabic
- ayp - North Mesopotamian Arabic
- ayq - Ayi (Papua New Guinea)
- ayr - Central Aymara
- ays - Sorsogon Ayta
- ayt - Magbukun Ayta
- ayx - Ayi (China) (deprecated)
- ayy - Tayabas Ayta
- ayz - Mai Brat
- azb - South Azerbaijani
- azd - Eastern Durango Nahuatl
- azg - San Pedro Amuzgos Amuzgo
- azj - North Azerbaijani
- azm - Ipalapa Amuzgo
- azn - Western Durango Nahuatl
- azr - Adzera (deprecated)
- azt - Faire Atta
- azz - Highland Puebla Nahuatl
- bah - Bahamas Creole English
- bas - Basa (Cameroon)
- bau - Bada (Nigeria)
- baz - Tunen (deprecated)
- bbc - Batak Toba
- bbo - Northern Bobo Madaré
- bbp - West Central Banda
- bbu - Kulung (Nigeria)
- bbz - Babalia Creole Arabic
- bca - Central Bai
- bcc - Southern Balochi
- bcd - North Babar
- bcg - Baga Binari
- bcl - Central Bicolano
- bcn - Bali (Nigeria)
- bcp - Bali (Democratic Republic of Congo)
- bcu - Awad Bing
- bdh - Baka (Sudan)
- bdl - Indonesian Bajau
- bdr - West Coast Bajau
- bdv - Bodo Parja
- bem - Bemba (Zambia)
- bet - Guiberoua Béte
- bev - Daloa Bété
- bex - Jur Modo
- bey - Beli (Papua New Guinea)
- bez - Bena (Tanzania)
- bfb - Pauri Bareli
- bfc - Northern Bai
- bfg - Busang Kayan
- bfi - British Sign Language
- bfk - Ban Khor Sign Language
- bfo - Malba Birifor
- bfs - Southern Bai
- bfz - Mahasu Pahari
- bgd - Rathwi Bareli
- bgl - Bo (Laos)
- bgm - Baga Mboteni
- bgn - Western Balochi
- bgo - Baga Koga
- bgp - Eastern Balochi
- bgr - Bawm Chin
- bgx - Balkan Gagauz Turkish
- bhk - Bicolano, Albay (deprecated)
- bhn - Bohtan Neo-Aramaic
- bhq - Tukang Besi South
- bhr - Bara Malagasy
- bhz - Bada (Indonesia)
- bii - Bisu (deprecated)
- biv - Southern Birifor
- biw - Kol (Cameroon)
- bjd - Bandjigali (deprecated)
- bje - Biao-Jiao Mien
- bjf - Barzani Jewish Neo-Aramaic
- bjl - Bulu (Papua New Guinea)
- bjo - Mid-Southern Banda
- bjq - Southern Betsimisaraka Malagasy (deprecated)
- bjx - Banao Itneg
- bkb - Finallig (deprecated)
- bkc - Baka (Cameroon)
- bke - Bengkulu (deprecated)
- bkm - Kom (Cameroon)
- bkp - Boko (Democratic Republic of Congo)
- bks - Northern Sorsoganon
- blc - Bella Coola
- blk - Pa'o Karen
- blm - Beli (Sudan)
- bln - Southern Catanduanes Bicolano
- blt - Tai Dam
- blu - Hmong Njua (deprecated)
- blx - Mag-Indi Ayta
- bmd - Baga Manduri
- bmm - Northern Betsimisaraka Malagasy
- bmn - Bina (Papua New Guinea)
- bms - Bilma Kanuri
- bmt - Biao Mon
- bmy - Bemba (Democratic Republic of Congo) (deprecated)
- bnd - Banda (Indonesia)
- bnh - Banawá (deprecated)
- bnj - Eastern Tawbuid
- boc - Kenyah, Bakung (deprecated)
- bog - Bamako Sign Language
- boo - Tiemacèwè Bozo
- boy - Bodo (Central African Republic)
- boz - Tiéyaxo Bozo
- bpl - Broome Pearling Lugger Pidgin
- bpn - Dzao Min
- bpq - Banda Malay
- bpr - Koronadal Blaan
- bps - Sarangani Blaan
- bpt - Barrow Point
- bpv - Bian Marind
- bpw - Bo (Papua New Guinea)
- bpx - Palya Bareli
- bqc - Boko (Benin)
- bqe - Basque, Navarro-Labourdin (deprecated)
- bqf - Baga Kaloum
- bqn - Bulgarian Sign Language
- bqw - Buru (Nigeria)
- bqy - Bengkala Sign Language
- brc - Berbice Creole Dutch
- bru - Eastern Bru
- brv - Western Bru
- brx - Bodo (India)
- bsb - Brunei Bisaya
- bsd - Bisaya, Sarawak (deprecated)
- bsp - Baga Sitemu
- bsv - Baga Sobané
- bsy - Sabah Bisaya
- bsz - Basque, Souletin (deprecated)
- btb - Beti (deprecated)
- btc - Bati (Cameroon)
- btd - Batak Dairi
- btg - Gagnoa Bété
- bth - Biatah Bidayuh
- btj - Bacanese Malay
- btm - Batak Mandailing
- bto - Rinconada Bikol
- bts - Batak Simalungun
- btx - Batak Karo
- btz - Batak Alas-Kluet
- buh - Younuo Bunu
- bum - Bulu (Cameroon)
- buy - Bullom So
- bve - Berau Malay
- bvi - Belanda Viri
- bvl - Bolivian Sign Language
- bvt - Bati (Indonesia)
- bvu - Bukit Malay
- bwe - Bwe Karen
- bwj - Láá Láá Bwamu
- bwn - Wunai Bunu
- bwo - Boro (Ethiopia)
- bwp - Mandobo Bawah
- bwq - Southern Bobo Madaré
- bwu - Buli (Ghana)
- bwv - Kenyah, Bahau River (deprecated)
- bwx - Bu-Nao Bunu
- bwy - Cwi Bwamu
- bxb - Belanda Bor
- bxm - Mongolia Buriat
- bxr - Russia Buriat
- bxt - Buxinhua (deprecated)
- bxu - China Buriat
- bxx - Borna (Democratic Republic of Congo) (deprecated)
- byj - Bina (Nigeria)
- byu - Buyang (deprecated)
- byy - Buya (deprecated)
- bzc - Southern Betsimisaraka Malagasy
- bze - Jenaama Bozo
- bzh - Mapos Buang
- bzj - Belize Kriol English
- bzk - Nicaragua Creole English
- bzl - Boano (Sulawesi)
- bzn - Boano (Maluku)
- bzq - Buli (Indonesia)
- bzs - Brazilian Sign Language
- bzw - Basa (Nigeria)
- bzx - Hainyaxo Bozo
- caf - Southern Carrier
- caq - Car Nicobarese
- car - Galibi Carib
- cbj - Ede Cabe
- cbl - Bualkhaw Chin
- cbm - Kaqchikel, Yepocapa Southwestern (deprecated)
- ccd - Cafundo Creole
- ccg - Samba Daka
- ccm - Malaccan Creole Malay
- cco - Comaltepec Chinantec
- ccq - Chaungtha (deprecated)
- cdo - Min Dong Chinese
- cds - Chadian Sign Language
- cea - Lower Chehalis
- cek - Eastern Khumi Chin
- cfg - Como Karim
- cfm - Falam Chin
- chd - Highland Oaxaca Chontal
- chf - Tabasco Chontal
- chj - Ojitlán Chinantec
- chm - Mari (Russia)
- chn - Chinook jargon
- chq - Quiotepec Chinantec
- chs - Chumash (deprecated)
- chu - Church Slavic
- chu - Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic
- chz - Ozumacín Chinantec
- cib - Ci Gbe
- cik - Chitkuli Kinnauri
- cin - Cinta Larga
- cit - Chittagonian (deprecated)
- cja - Western Cham
- cjh - Upper Chehalis
- cjm - Eastern Cham
- cjo - Ashéninka Pajonal
- cjr - Chorotega (deprecated)
- cjy - Jinyu Chinese
- cka - Khumi Awa Chin (deprecated)
- ckb - Central Kurdish
- ckc - Kaqchikel, Northern (deprecated)
- ckd - Kaqchikel, South Central (deprecated)
- cke - Kaqchikel, Eastern (deprecated)
- ckf - Kaqchikel, Southern (deprecated)
- cki - Kaqchikel, Santa María de Jesús (deprecated)
- ckj - Kaqchikel, Santo Domingo Xenacoj (deprecated)
- ckk - Kaqchikel, Akatenango Southwestern (deprecated)
- ckn - Kaang Chin
- ckw - Kaqchikel, Western (deprecated)
- ckz - Cakchiquel-Quiché Mixed Language
- cld - Chaldean Neo-Aramaic
- cle - Lealao Chinantec
- clj - Laitu Chin
- clo - Lowland Oaxaca Chontal
- clt - Lautu Chin
- cly - Eastern Highland Chatino
- cmg - Classical Mongolian
- cmk - Chimakum (deprecated)
- cmn - Mandarin Chinese
- cmo - Central Mnong
- cmr - Mro Chin
- cnb - Chinbon Chin
- cng - Northern Qiang
- cnh - Haka Chin
- cnk - Khumi Chin
- cnl - Lalana Chinantec
- cnm - Chuj, Ixtatán (deprecated)
- cns - Central Asmat
- cnt - Tepetotutla Chinantec
- cnw - Ngawn Chin
- cnx - Middle Cornish
- coa - Cocos Islands Malay
- cok - Santa Teresa Cora
- cov - Cao Miao
- cpa - Palantla Chinantec
- cpb - Ucayali-Yurúa Ashéninka
- cpc - Ajyíninka Apurucayali
- cpg - Cappadocian Greek
- cpi - Chinese Pidgin English
- cpu - Pichis Ashéninka
- cpx - Pu-Xian Chinese
- cpy - South Ucayali Ashéninka
- cqd - Chuanqiandian Cluster Miao
- cqu - Chilean Quechua
- crb - Island Carib
- crd - Coeur d'Alene
- crh - Crimean Tatar
- crj - Southern East Cree
- crk - Plains Cree
- crl - Northern East Cree
- crm - Moose Cree
- crn - El Nayar Cora
- crq - Iyo'wujwa Chorote
- crr - Carolina Algonquian
- crs - Seselwa Creole French
- crt - Iyojwa'ja Chorote
- cru - Carútana (deprecated)
- csa - Chiltepec Chinantec
- csc - Catalan Sign Language
- csd - Chiangmai Sign Language
- cse - Czech Sign Language
- csf - Cuba Sign Language
- csg - Chilean Sign Language
- csh - Asho Chin
- csi - Coast Miwok
- csj - Songlai Chin
- csl - Chinese Sign Language
- csm - Central Sierra Miwok
- csn - Colombian Sign Language
- cso - Sochiapam Chinantec
- csq - Croatia Sign Language
- csr - Costa Rican Sign Language
- css - Southern Ohlone
- cst - Northern Ohlone
- csv - Sumtu Chin
- csw - Swampy Cree
- csy - Siyin Chin
- cta - Tataltepec Chatino
- ctd - Tedim Chin
- cte - Tepinapa Chinantec
- cth - Thaiphum Chin
- cti - Chol, Tila (deprecated)
- ctl - Tlacoatzintepec Chinantec
- ctp - Western Highland Chatino
- cts - Northern Catanduanes Bicolano
- ctt - Wayanad Chetti
- ctz - Zacatepec Chatino
- cuc - Usila Chinantec
- cuj - Mashco Piro
- cuk - San Blas Kuna
- cun - Kiche, Cunén (deprecated)
- cut - Teutila Cuicatec
- cuu - Tai Ya
- cux - Tepeuxila Cuicatec
- cvn - Valle Nacional Chinantec
- cwd - Woods Cree
- cya - Nopala Chatino
- czh - Huizhou Chinese
- czn - Zenzontepec Chatino
- czo - Min Zhong Chinese
- czt - Zotung Chin
- daf - Dan (deprecated)
- daj - Dar Fur Daju
- dao - Daai Chin
- dap - Nisi (India) (deprecated)
- daq - Dandami Maria
- dat - Darang Deng (deprecated)
- dau - Dar Sila Daju
- dba - Bangi Me
- dbg - Dogul Dom Dogon
- dbt - Ben Tey Dogon
- dbu - Bondum Dom Dogon
- dbw - Bankan Tey Dogon
- dda - Dadi Dadi
- ddi - West Goodenough
- ddn - Dendi (Benin)
- dds - Donno So Dogon
- den - Slave (Athapascan)
- dep - Pidgin Delaware
- deq - Dendi (Central African Republic)
- dga - Southern Dagaare
- dgb - Bunoge Dogon
- dgc - Casiguran Dumagat Agta
- dgd - Dagaari Dioula
- dgi - Northern Dagara
- dgo - Dogri (individual language)
- dha - Dhanwar (India) (deprecated)
- dhw - Dhanwar (Nepal)
- dib - South Central Dinka
- dic - Lakota Dida
- dik - Southwestern Dinka
- dip - Northeastern Dinka
- diq - Dimli (individual language)
- diw - Northwestern Dinka
- dix - Dixon Reef
- djc - Dar Daju Daju
- djk - Eastern Maroon Creole
- djl - Djiwarli (deprecated)
- djm - Jamsay Dogon
- dkl - Kolum So Dogon (deprecated)
- dks - Southeastern Dinka
- dlc - Dalecarlian (deprecated)
- dmb - Mombo Dogon
- dmd - Madhi Madhi
- dmg - Upper Kinabatangan
- dmr - East Damar
- dna - Upper Grand Valley Dani
- dni - Lower Grand Valley Dani
- dnt - Mid Grand Valley Dani
- dnw - Western Dani
- doc - Northern Dong
- doi - Dogri (macrolanguage)
- don - Toura (Papua New Guinea)
- doq - Dominican Sign Language
- drh - Darkhat (deprecated)
- drn - West Damar
- dro - Daro-Matu Melanau
- drw - Darwazi (deprecated)
- dsb - Lower Sorbian
- dse - Dutch Sign Language
- dsl - Danish Sign Language
- dtb - Labuk-Kinabatangan Kadazan
- dti - Ana Tinga Dogon
- dtk - Tene Kan Dogon
- dtm - Tomo Kan Dogon
- dto - Tommo So Dogon
- dtp - Central Dusun
- dts - Toro So Dogon
- dtt - Toro Tegu Dogon
- dtu - Tebul Ure Dogon
- due - Umiray Dumaget Agta
- duh - Dungra Bhil
- dul - Alabat Island Agta
- dum - Middle Dutch (ca. 1050-1350)
- dun - Dusun Deyah
- duo - Dupaninan Agta
- duq - Dusun Malang
- duw - Dusun Witu
- duy - Dicamay Agta
- dwl - Walo Kumbe Dogon (deprecated)
- dws - Dutton World Speedwords
- dyg - Villa Viciosa Agta
- dyi - Djimini Senoufo
- dyk - Dayak, Land (deprecated)
- dym - Yanda Dom Dogon
- dzd - Daza (deprecated)
- ebk - Eastern Bontok
- ecs - Ecuadorian Sign Language
- egy - Egyptian (Ancient)
- ekc - Eastern Karnic
- ekk - Standard Estonian
- eky - Eastern Kayah
- elh - El Hugeirat
- ell - Modern Greek (1453-)
- elo - El Molo
- elp - Elpaputih (deprecated)
- emg - Meohang, Eastern
- emk - Maninkakan, Eastern
- eml - Emiliano-Romagnolo (deprecated)
- emo - Emok (deprecated)
- emp - Emberá, Northern
- ems - Pacific Gulf Yupik
- emu - Muria, Eastern
- emy - Epigraphic Mayan
- enf - Forest Enets
- enh - Tundra Enets
- eni - Enim (deprecated)
- enm - Middle English (1100-1500)
- env - Enwan (Edu State)
- erk - Efate, South
- ese - Ese Ejja
- esi - Inupiatun, North Alaskan
- esk - Inupiatun, Northwest Alaska
- esl - Egypt Sign Language
- esn - Salvadoran Sign Language
- eso - Estonian Sign Language
- ess - Central Siberian Yupik
- esu - Central Yupik
- eth - Ethiopian Sign Language
- eur - Europanto (deprecated)
- fab - Fa Dambu
- fah - Baissa Fali
- fak - Fang (Cameroon)
- fal - Fali, South
- fay - Southwestern Fars
- faz - Northwestern Fars
- fbl - West Albay Bikol
- fcs - Quebec Sign Language
- ffi - Foia Foia
- ffm - Fulfulde, Maasina
- fit - Finnish, Tornedalen
- fiz - Izere (deprecated)
- fkv - Finnish, Kven
- fla - Kalispel-Pend Doreille
- fll - Fali, North
- fln - Flinders Island
- fmu - Muria, Far Western
- fpe - Fernando Po Creole English
- frc - French, Cajun
- fri - Frisian, Western (deprecated)
- frm - Middle French (ca. 1400-1600)
- fro - Old French (842-ca. 1400)
- frr - Frisian, Northern
- frs - Frisian, Eastern
- fry - Western Frisian
- fse - Finnish Sign Language
- fsl - French Sign Language
- fss - Finland-Swedish Sign Language
- fub - Fulfulde, Adamawa
- fud - Futuna, East
- fue - Fulfulde, Borgu
- fuh - Fulfulde, Western Niger
- fui - Fulfulde, Bagirmi
- fuq - Fulfulde, Central-Eastern Niger
- fuv - Fulfulde, Nigerian
- gac - Mixed Great Andamanese
- gan - Chinese, Gan
- gas - Garasia, Adiwasi
- gau - Gadaba, Mudhili
- gav - Gabutamon (deprecated)
- gax - Borana-Arsi-Guji Oromo
- gaz - West Central Oromo
- gba - Gbaya (Central African Republic)
- gbc - Garawa (deprecated)
- gbh - Defi Gbe
- gbj - Gadaba, Bodo
- gbo - Grebo, Northern
- gbs - Gbesi Gbe
- gbx - Eastern Xwla Gbe
- gbz - Dari, Zoroastrian
- gcf - Guadeloupean Creole French
- gcl - Grenadian Creole English
- gcr - Guianese Creole French
- gct - German, Colonia Tovar
- gda - Lohar, Gade
- gdb - Gadaba, Pottangi Ollar
- gdc - Gugu Badhun
- gds - Ghandruk Sign Language
- gec - Grebo, Gboloo
- geh - German, Hutterite
- gen - Geman Deng (deprecated)
- ggh - Garreh-Ajuran (deprecated)
- ggn - Gurung, Eastern
- ggo - Gondi, Southern
- ggr - Aghu Tharnggalu (deprecated)
- ghc - Hiberno-Scottish Gaelic
- ghe - Ghale, Southern
- ghh - Ghale, Northern
- ghk - Karen, Geko
- ght - Ghale, Kutang
- gio - Gelao (deprecated)
- giq - Green Gelao
- gir - Red Gelao
- gis - Giziga, North
- giw - White Gelao
- giz - Giziga, South
- gjk - Koli, Kachi
- gkp - Kpelle, Guinea
- gla - Gaelic, Scottish
- gla - Scottish Gaelic
- glc - Bon Gula
- gle - Gaelic, Irish
- glh - Northwest Pashayi
- glj - Gula Iro
- gmh - Middle High German (ca. 1050-1500)
- gml - Middle Low German
- gmo - Gamo-Gofa-Dawro (deprecated)
- gmy - Mycenaean Greek
- gno - Gondi, Northern
- gnr - Gureng Gureng
- gnw - Guaraní, Western Bolivian
- goh - Old High German (ca. 750-1050)
- gom - Konkani, Goanese
- goo - Gone Dau
- gpe - Ghanaian Pidgin English
- gra - Garasia, Rajput
- grc - Greek, Ancient
- grj - Grebo, Southern
- grm - Kota Marudu Talantang
- grv - Grebo, Central
- gry - Grebo, Barclayville
- gsc - Gascon (deprecated)
- gse - Ghanaian Sign Language
- gsg - German Sign Language
- gsm - Guatemalan Sign Language
- gso - Southwest Gbaya
- gss - Greek Sign Language
- gsw - Swiss German
- gti - Gbati-ri (deprecated)
- gud - Dida, Yocoboué
- gug - Guaraní, Paraguayan
- gui - Guaraní, Eastern Bolivian
- gul - Sea Island Creole English
- gun - Guaraní, Mbyá
- gus - Guinean Sign Language
- gut - Maléku Jaíka
- gvo - Gavião do Jiparaná
- gvp - Gavião, Pará
- gvr - Gurung, Western
- gxx - Wè Southern
- gya - Gbaya, Northwest
- gyn - Guyanese Creole English
- hab - Hanoi Sign Language
- hae - Eastern Oromo
- haf - Haiphong Sign Language
- hak - Chinese, Hakka
- hat - Haitian Creole French
- hat - Haitian; Haitian Creole
- hax - Haida, Southern
- hbo - Hebrew, Ancient
- hca - Andaman Creole Hindi
- hdn - Haida, Northern
- hds - Honduras Sign Language
- hea - Hmong, Northern Qiandong
- hhi - Hoia Hoia
- hif - Hindustani, Fijian
- hkk - Hunjara-Kaina Ke
- hks - Hong Kong Sign Language
- hld - Halang Doan
- hlt - Nga La
- hlu - Hieroglyphic Luwian
- hma - Hmong, Southern Mashan
- hmb - Humburi Senni Songhay
- hmc - Hmong, Central Huishui
- hmd - Hmong, Northeastern Dian
- hme - Hmong, Eastern Huishui
- hmf - Hmong Don
- hmg - Hmong, Southwestern Guiyang
- hmh - Hmong, Southwestern Huishui
- hmi - Hmong, Northern Huishui
- hmj - Hmong, Chonganjiang
- hml - Hmong, Luopohe
- hmm - Hmong, Central Mashan
- hmo - Motu, Hiri
- hmp - Hmong, Northern Mashan
- hmq - Hmong, Eastern Qiandong
- hms - Hmong, Southern Qiandong
- hmv - Hmong Dô
- hmw - Hmong, Western Mashan
- hmy - Hmong, Southern Guiyang
- hmz - Hmong Shua
- hnd - Hindko, Southern
- hnj - Hmong Njua
- hno - Hindko, Northern
- hns - Hindustani, Caribbean
- hos - Ho Chi Minh City Sign Language
- hps - Hawai'i Pidgin Sign Language
- hrc - Niwer Mil
- hrm - Horned Miao
- hrr - Horuru (deprecated)
- hrw - Warwar Feni
- hsb - Upper Sorbian
- hsf - Huastec, Southeastern (deprecated)
- hsh - Hungarian Sign Language
- hsl - Hausa Sign Language
- hsn - Chinese, Xiang
- hto - Huitoto, Minica
- htx - Middle Hittite
- hue - Huave, San Francisco del Mar
- huj - Hmong, Northern Guiyang
- hus - Huastec, Veracruz
- huu - Huitoto, Murui
- huv - Huave, San Mateo del Mar
- hux - Huitoto, Nüpode
- hva - Huastec, San Luís Potosí (deprecated)
- hvc - Haitian Vodoun Culture Language
- hve - Huave, San Dionisio del Mar
- hvv - Huave, Santa María del Mar
- hwc - Hawaii Creole English
- ibi - Ibilo (deprecated)
- ica - Ede Ica
- icl - Icelandic Sign Language
- icr - Islander Creole English
- idd - Ede Idaca
- ifa - Ifugao, Amganad
- ifb - Ifugao, Batad
- ifk - Ifugao, Tuwali
- ifu - Ifugao, Mayoyao
- ify - Kallahan, Keley-I
- ihb - Iha Based Pidgin
- iii - Sichuan Yi
- iii - Sichuan Yi; Nuosu
- ijj - Ede Ije
- ijs - Ijo, Southeast
- ike - Inuktitut, Eastern Canadian
- iks - Inuit Sign Language
- ikt - Inuktitut, Western Canadian
- ila - Ile Ape
- ile - Interlingue
- ile - Interlingue; Occidental
- ili - Ili Turki
- ils - International Sign
- ilw - Talur (deprecated)
- ima - Mala Malasar
- ime - Imeraguen (deprecated)
- ina - Interlingua (International Auxiliary Language Association)
- inj - Inga, Jungle
- inl - Indonesian Sign Language
- ins - Indian Sign Language
- ise - Italian Sign Language
- isg - Irish Sign Language
- isr - Israeli Sign Language
- itb - Itneg, Binongan
- iti - Itneg, Inlaod
- itm - Itu Mbon Uzo
- itt - Itneg, Maeng
- itu - Itutang (deprecated)
- ity - Moyadan Itneg
- ium - Iu Mien
- iws - Iwam, Sepik
- ixi - Ixil, Nebaj (deprecated)
- ixj - Ixil, Chajul (deprecated)
- ixl - Ixil, San Juan Cotzal
- iyx - Yaka (Congo)
- izi - Izi-Ezaa-Ikwo-Mgbo (deprecated)
- jac - Jakalteko, Eastern
- jah - Jah Hut
- jai - Jakalteko, Western (deprecated)
- jam - Jamaican Creole English
- jap - Jaruára (deprecated)
- jar - Jarawa (deprecated)
- jas - Javanese, New Caledonian
- jax - Malay, Jambi
- jbu - Jukun Takum
- jcs - Jamaican Country Sign Language
- jct - Judeo-Crimean Tatar
- jek - Jeri Kuo
- jeu - Jonkor Bourmataguil
- jhs - Jhankot Sign Language
- jiu - Jinuo, Youle
- jiy - Jinuo, Buyuan
- jkm - Mobwa Karen
- jkp - Paku Karen
- jkr - Koro (India)
- jls - Jamaican Sign Language
- jmk - Jamtska (deprecated)
- jmn - Makuri Naga
- jmx - Mixtec, Western Juxtlahuaca
- jos - Jordanian Sign Language
- jpa - Jewish Palestinian Aramaic
- jsl - Japanese Sign Language
- jus - Jumla Sign Language
- jvn - Javanese, Caribbean
- jye - Arabic, Judeo-Yemeni
- kak - Kallahan, Kayapa
- kal - Kalaallisut; Greenlandic
- kbf - Kakauhua (deprecated)
- kbk - Koiari, Grass
- kbx - Ap Ma
- kby - Kanuri, Manga
- kcd - Kanum, Ngkâlmpw
- kds - Lahu Shi (deprecated)
- kdv - Kado (deprecated)
- kee - Keres, Eastern
- kew - Kewa, West
- kfb - Kolami, Northwestern
- kfd - Koraga, Korra
- kfw - Kharam Naga
- kfx - Kullu Pahari
- kgh - Kalinga, Upper Tanudan (deprecated)
- kgi - Selangor Sign Language
- kgj - Kham, Gamale
- kgw - Karon Dori
- khc - Tukang Besi North
- khd - Kanum, Bädi
- khg - Khams Tibetan
- khk - Mongolian, Halh
- khm - Khmer, Central
- khq - Koyra Chiini Songhay
- kif - Eastern Parbate Kham
- kik - Gikuyu
- kik - Kikuyu; Gikuyu
- kip - Kham, Sheshi
- kir - Kirghiz
- kir - Kirghiz; Kyrgyz
- kiw - Kiwai, Northeast
- kix - Khiamniungan Naga
- kjc - Konjo, Coastal
- kjd - Kiwai, Southern
- kjk - Konjo, Highland
- kjl - Western Parbate Kham
- kjo - Kinnauri, Harijan
- kjp - Karen, Pwo Eastern
- kjq - Keres, Western
- kjs - Kewa, East
- kjt - Karen, Phrae Pwo
- kjv - Kaikavian Literary Language
- kkf - Kalaktang Monpa
- kkg - Kalinga, Mabaka Valley
- kkl - Kosarek Yale
- kkn - Kon Keu
- klg - Kalagan, Tagakaulu
- klj - Khalaj, Turkic
- kll - Kalagan, Kagan
- kmc - Dong, Southern
- kmd - Kalinga, Madukayang
- kmj - Kumarbhag Paharia
- kmk - Kalinga, Limos
- kml - Kalinga, Lower Tanudan
- kmr - Kurdish, Northern
- kmv - Karipúna Creole French
- kmz - Khorasani Turkish
- knb - Kalinga, Lubuagan
- knc - Kanuri, Central
- knh - Kenyah, Kayan River (deprecated)
- knt - Katukína, Panoan
- knu - Kono (Guinea)
- kob - Kohoroxitari (deprecated)
- koj - Sara Dunjo (deprecated)
- kok - Konkani (macrolanguage)
- kpb - Kurumba, Mullu
- kpp - Karen, Paku (deprecated)
- kpx - Koiali, Mountain
- kqd - Koy Sanjaq Surat
- kqk - Gbe, Kotafon
- kqo - Krahn, Eastern
- kqs - Kissi, Northern
- kqt - Kadazan, Klias River
- krg - Korowai, North (deprecated)
- krq - Krui (deprecated)
- krr - Krung 2
- krt - Kanuri, Tumari
- krw - Krahn, Western
- krz - Kanum, Sota
- ksc - Kalinga, Southern
- kss - Kisi, Southern
- ksw - Karen, Sgaw
- ksy - Kharia Thar
- kti - North Muyu
- ktj - Krumen, Plapo
- ktr - Kota Marudu Tinagas
- kts - South Muyu
- ktv - Katu, Eastern
- kua - Kuanyama; Kwanyama
- kua - Kwanyama
- kuf - Katu, Western
- kuu - Kuskokwim, Upper
- kvk - Korean Sign Language
- kvl - Karen, Brek
- kvn - Kuna, Border
- kvq - Karen, Geba
- kvt - Karen, Lahta
- kvu - Karen, Yinbaw
- kvx - Koli, Parkari
- kvy - Karen, Yintale
- kwg - Kaba Deme
- kwq - Kwak (deprecated)
- kwv - Kaba Na
- kwy - Kongo, San Salvador
- kxe - Kakihum (deprecated)
- kxf - Karen, Manumanaw
- kxg - Katingan (deprecated)
- kxi - Keningau Murut
- kxk - Karen, Zayein
- kxl - Kurux, Nepali
- kxm - Khmer, Northern
- kxp - Koli, Wadiyara
- kxq - Kanum, Smärky
- kyb - Kalinga, Butbut
- kys - Kayan, Baram
- kyu - Kayah, Western
- kza - Karaboro, Western
- kzc - Kulango, Bondoukou
- kzf - Kaili, Daa
- kzh - Kenuzi-Dongola (deprecated)
- kzj - Kadazan, Coastal
- kzs - Dusun, Sugut
- kzt - Dusun, Tambunan
- laa - Lapuyan Subanun
- lab - Linear A
- lbk - Central Bontok
- lbl - Libon Bikol
- lbr - Lorung, Northern
- lbs - Libyan Sign Language
- lcp - Lawa, Western
- leg - Lengua (deprecated)
- lew - Kaili, Ledo
- lfn - Lingua Franca Nova
- lhi - Lahu Shi
- lhl - Lohar, Lahul
- lia - Limba, West-Central
- lii - Lingkhim (deprecated)
- lim - Limburgan
- lim - Limburgan; Limburger; Limburgish
- lir - Liberian English
- llj - Ladji Ladji
- llp - Efate, North
- lls - Lithuanian Sign Language
- lma - Limba, East
- lmf - Lembata, South
- lmj - Lembata, West
- lmm - Lamam (deprecated)
- lms - Limousin (deprecated)
- lmt - Lematang (deprecated)
- lmw - Miwok, Lake
- lnc - Languedocien (deprecated)
- lnl - Banda, South Central
- lnt - Lintang (deprecated)
- lod - Berawan (deprecated)
- lon - Malawi Lomwe
- lou - Louisiana Creole French
- low - Lobu, Tampias
- lpn - Long Phuri Naga
- lrc - Northern Luri
- lrr - Lorung, Southern
- lrt - Larantuka Malay
- lsd - Lishana Deni
- lsg - Lyons Sign Language
- lsl - Latvian Sign Language
- lso - Laos Sign Language
- lsp - Panamanian Sign Language
- lst - Trinidad and Tobago Sign Language
- lsy - Mauritian Sign Language
- ltc - Late Middle Chinese
- ltz - Luxembourgeois
- ltz - Luxembourgish; Letzeburgesch
- luz - Southern Luri
- lvs - Standard Latvian
- lwe - Lewo Eleng
- lwh - Lachi, White
- lwl - Lawa, Eastern
- lzh - Literary Chinese
- lzn - Leinong Naga
- maa - Mazatec, San Jerónimo Tecóatl
- mab - Mixtec, Yutanduchi
- maj - Mazatec, Jalapa de Díaz
- mam - Mam, Northern
- maq - Mazatec, Chiquihuitlán
- mat - Matlatzinca, San Francisco
- mau - Mazatec, Huautla
- max - Malay, North Moluccan
- maz - Mazahua Central
- mbb - Manobo, Western Bukidnon
- mbd - Manobo, Dibabawon
- mbf - Malay, Baba
- mbg - Nambikuára, Northern (deprecated)
- mbi - Manobo, Ilianen
- mbr - Nukak Makú
- mbs - Manobo, Sarangani
- mbt - Manobo, Matigsalug
- mbz - Mixtec, Amoltepec
- mce - Mixtec, Itundujia
- mcm - Malaccan Creole Portuguese
- mco - Mixe, Coatlán
- mcu - Mambila, Cameroon
- mcy - South Watut
- mdl - Maltese Sign Language
- mdo - Gbaya, Southwest (deprecated)
- mdv - Santa Lucía Monteverde Mixtec
- mdz - Suruí Do Pará
- meg - Mea (deprecated)
- meh - Mixtec, Southwestern Tlaxiaco
- meo - Malay, Kedah
- mfa - Malay, Pattani
- mfk - Mofu, North
- mfm - Marghi South
- mfn - Mbembe, Cross River
- mfp - Makassar Malay
- mfs - Mexican Sign Language
- mga - Middle Irish (900-1200)
- mgp - Magar, Eastern
- mgx - Omati (deprecated)
- mhh - Maskoy Pidgin (deprecated)
- mhp - Balinese Malay
- mhr - Mari, Eastern
- mhv - Arakanese (deprecated)
- mib - Mixtec, Atatláhuca
- mie - Mixtec, Ocotepec
- mig - Mixtec, San Miguel el Grande
- mih - Mixtec, Chayuco
- mii - Mixtec, Chigmecatitlán
- mil - Mixtec, Peñoles
- mim - Mixtec, Alacatlatzala
- mio - Mixtec, Pinotepa Nacional
- mip - Mixtec, Apasco-Apoala
- mir - Mixe, Isthmus
- mis - Uncoded languages
- mit - Mixtec, Southern Puebla
- miu - Mixtec, Cacaloxtepec
- miv - Mimi (deprecated)
- mix - Mixtec, Mixtepec
- miy - Mixtec, Ayutla
- miz - Mixtec, Coatzospan
- mja - Mahei (deprecated)
- mjc - Mixtec, San Juan Colorado
- mjd - Maidu, Northwest
- mjh - Mwera (Nyasa)
- mji - Kim Mun
- mjt - Sauria Paharia
- mkb - Mal Paharia
- mkn - Malay, Kupang
- mko - Mingang Doso
- mkq - Miwok, Bay
- mks - Mixtec, Silacayoapan
- mku - Maninka, Konyanka
- mkx - Manobo, Cinamiguin
- mky - Makian, East
- mlc - Cao Lan
- mld - Malakhel (deprecated)
- mll - Malua Bay
- mlq - Maninkakan, Western
- mly - Malay (deprecated)
- mmc - Mazahua, Michoacán
- mmg - Ambrym, North
- mml - Man Met
- mmo - Buang, Mangga
- mmr - Hmong, Western Xiangxi
- mms - Mam, Southern (deprecated)
- mng - Mnong, Eastern
- mnn - Mnong, Southern
- mnp - Chinese, Min Bei
- mnt - Maykulan (deprecated)
- mob - Moinba (deprecated)
- mof - Mohegan-Montauk-Narragansett (deprecated)
- mop - Maya, Mopán
- mpf - Mam, Tajumulco (deprecated)
- mpj - Martu Wangka
- mpl - Middle Watut
- mpm - Mixtec, Yosondúa
- mqd - Madang (deprecated)
- mqg - Malay, Kota Bangun Kutai
- mqh - Tlazoyaltepec Mixtec
- mqk - Manobo, Rajah Kabunsuwan
- mqm - Marquesan, South
- mqs - Makian, West
- mrd - Magar, Western
- mre - Martha's Vineyard Sign Language
- mrh - Chin, Mara
- mrj - Mari, Western
- mrn - Cheke Holo
- mrq - Marquesan, North
- mrt - Marghi Central
- mry - Mandaya, Karaga
- msa - Malay
- msa - Malay (macrolanguage)
- msc - Maninka, Sankaran
- msd - Yucatec Maya Sign Language
- msh - Masikoro Malagasy
- msi - Sabah Malay
- msm - Manobo, Agusan
- msr - Mongolian Sign Language
- mss - Masela, West
- mst - Mandaya, Cataelano (deprecated)
- mta - Manobo, Cotabato
- mtb - Anyin Morofo
- mto - Mixe, Totontepec
- mtp - Wichí Lhamtés Nocten
- mtu - Mixtec, Tututepec
- mtx - Mixtec, Tidaá
- mud - Aleut, Mednyj
- mue - Media Lengua
- mul - Multiple languages
- muq - Hmong, Eastern Xiangxi
- mut - Muria, Western
- muw - Mundari (deprecated)
- mvc - Mam, Central (deprecated)
- mvf - Mongolian, Peripheral
- mvg - Mixtec, Yucuañe
- mvj - Mam, Todos Santos Cuchumatán (deprecated)
- mvl - Mbara (Australia)
- mvv - Tagal Murut
- mvy - Kohistani, Indus
- mwd - Mudbura (deprecated)
- mwj - Maligo (deprecated)
- mwk - Maninkakan, Kita
- mwl - Miranda do Douro
- mwo - Maewo, Central
- mwp - Kala Lagaw Ya
- mwq - Chin, Mün
- mww - Hmong Daw
- mxa - Mixtec, Northwest Oaxaca
- mxb - Mixtec, Tezoatlán
- mxl - Gbe, Maxi
- mxp - Mixe, Tlahuitoltepec
- mxq - Mixe, Juquila
- mxr - Kayan, Murik
- mxs - Mixtec, Huitepec
- mxt - Mixtec, Jamiltepec
- mxv - Mixtec, Metlatónoc
- mxy - Mixtec, Southeastern Nochixtlán
- mxz - Masela, Central
- myk - Mamara Senoufo
- myq - Maninka, Forest (deprecated)
- myt - Mandaya, Sangab (deprecated)
- myz - Mandaic, Classical
- mza - Mixtec, Santa María Zacatepec
- mzc - Madagascar Sign Language
- mzf - Aiku (deprecated)
- mzg - Monastic Sign Language
- mzh - Wichí Lhamtés Güisnay
- mzi - Mazatec, Ixcatlán
- mzk - Mambila, Nigeria
- mzl - Mixe, Mazatlán
- mzq - Mori Atas
- mzy - Mozambican Sign Language
- nab - Nambikuára, Southern
- nag - Naga Pidgin
- nan - Chinese, Min Nan
- nav - Navajo
- nav - Navajo; Navaho
- naz - Nahuatl, Coatepec
- nbc - Naga, Chang
- nbe - Naga, Konyak
- nbf - Naxi (deprecated)
- nbi - Naga, Mao
- nbl - Ndebele
- nbl - South Ndebele
- nbm - Ngbaka Mabo
- nbs - Namibian Sign Language
- nbu - Naga, Rongmei
- nbw - Ngbandi, Southern
- nbx - Ngura (deprecated)
- ncb - Nicobarese, Central
- nch - Central Huasteca Nahuatl
- nci - Nahuatl, Classical
- ncj - Nahuatl, Northern Puebla
- ncl - Nahuatl, Michoacán
- ncs - Nicaraguan Sign Language
- nct - Naga, Chothe
- ncx - Nahuatl, Central Puebla
- ndb - Kenswei Nsei
- nde - Ndebele
- nde - North Ndebele
- ndi - Samba Leko
- nds - Low German
- nea - Ngada, Eastern
- neb - Toura (Côte d'Ivoire)
- neq - North Central Mixe
- nes - Kinnauri, Bhoti
- nez - Nez Perce
- ngb - Ngbandi, Northern
- ngg - Ngbaka Manza
- ngm - Ngatik Mens Creole
- ngu - Nahuatl, Guerrero
- nhc - Nahuatl, Tabasco
- nhe - Nahuatl, Eastern Huasteca
- nhg - Nahuatl, Tetelcingo
- nhi - Nahuatl, Tenango
- nhj - Nahuatl, Tlalitzlipa (deprecated)
- nhk - Nahuatl, Isthmus-Cosoleacaque
- nhm - Nahuatl, Morelos
- nhn - Nahuatl, Central
- nhp - Nahuatl, Isthmus-Pajapan
- nhq - Nahuatl, Huaxcaleca
- nhs - Nahuatl, Southeastern Puebla (deprecated)
- nht - Nahuatl, Ometepec
- nhv - Nahuatl, Temascaltepec
- nhw - Nahuatl, Western Huasteca
- nhx - Nahuatl, Isthmus-Mecayapan
- nhy - Nahuatl, Northern Oaxaca
- nhz - Nahuatl, Santa María la Alta
- nih - Nyiha (Tanzania)
- nik - Nicobarese, Southern
- nit - Kolami, Southeastern
- njb - Naga, Nocte
- njd - Ndonde Hamba
- njh - Naga, Lotha
- njm - Naga, Angami
- njn - Naga, Liangmai
- njo - Naga, Ao
- njt - Ndyuka-Trio Pidgin
- nkb - Naga, Khoibu
- nkf - Naga, Inpui
- nkh - Naga, Khezha
- nki - Naga, Thangal
- nks - Asmat, North
- nkt - Nyika (Tanzania)
- nku - Kulango, Bouna
- nkv - Nyika (Malawi and Zambia)
- nky - Naga, Khiamniungan (deprecated)
- nld - Dutch; Flemish
- nle - Nyala, East
- nlk - Ninia Yali
- nln - Nahuatl, Durango (deprecated)
- nlq - Lao Naga
- nlr - Ngarla (deprecated)
- nlv - Nahuatl, Orizaba
- nma - Naga, Maram
- nmb - Nambas, Big
- nme - Naga, Mzieme
- nmf - Naga, Tangkhul
- nmh - Naga, Monsang
- nmo - Naga, Moyon
- nmu - Maidu, Northeast
- nmx - Nama (Papua New Guinea)
- nnd - Ambae, West
- nng - Naga, Maring
- nni - Nuaulu, North
- nnl - Naga, Northern Rengma
- nno - Norwegian Nynorsk
- nno - Norwegian Nynorsk; Nynorsk, Norwegian
- nnp - Naga, Wancho
- nnw - Nuni, Southern
- nnx - Ngong (deprecated)
- noa - Woun Meu
- nob - Bokmål, Norwegian; Norwegian Bokmål
- nob - Norwegian Bokmål
- nod - Northern Thai
- non - Old Norse
- noo - Nootka (deprecated)
- nos - Eastern Nisu
- npa - Nar Phu
- npg - Ponyo-Gongwang Naga
- nph - Naga, Phom
- npi - Nepali (individual language)
- npl - Southeastern Puebla Nahuatl
- npo - Naga, Pochuri
- npu - Naga, Puimei
- nqg - Ede Nago
- nqk - Kura Ede Nago
- nqq - Kyan-Karyaw Naga
- nqy - Akyaung Ari Naga
- nre - Naga, Southern Rengma
- nri - Naga, Chokri
- nrp - North Picene
- nrt - Northern Kalapuya
- nsa - Naga, Sangtam
- nsd - Southern Nisu
- nsf - Northwestern Nisu
- nsi - Nigerian Sign Language
- nsl - Norwegian Sign Language
- nsm - Naga, Sumi
- nsp - Nepalese Sign Language
- nsq - Miwok, Northern Sierra
- nsr - Maritime Sign Language
- nst - Naga, Tase
- nsu - Sierra Negra Nahuatl
- nsv - Southwestern Nisu
- ntp - Northern Tepehuan
- ntx - Tangkhul Naga (Myanmar)
- nul - Nusa Laut
- nuv - Nuni, Northern
- nuz - Nahuatl, Tlamacazapa
- nwc - Classical Newari
- nwi - Southwest Tanna
- nwx - Middle Newar
- nxj - Nyadu (deprecated)
- nxk - Koki Naga
- nxl - Nuaulu, South
- nyr - Nyiha (Malawi)
- nza - Mbembe, Tigon
- nzm - Naga, Zeme
- nzs - New Zealand Sign Language
- nzz - Nanga Dama Dogon
- oar - Old Aramaic (up to 700 BCE)
- oav - Old Avar
- obk - Southern Bontok
- obo - Manobo, Obo
- obr - Old Burmese
- obt - Old Breton
- och - Old Chinese
- oci - Occitan (post 1500)
- oco - Old Cornish
- ocu - Matlatzinca, Atzingo
- odt - Old Dutch
- ofs - Old Frisian
- oge - Old Georgian
- oht - Old Hittite
- ohu - Old Hungarian
- oin - Inebu One
- ojb - Northwestern Ojibwa
- ojc - Central Ojibwa
- ojg - Eastern Ojibwa
- ojp - Old Japanese
- ojs - Severn Ojibwa
- ojv - Ontong Java
- ojw - Western Ojibwa
- oke - Okpe (Southwestern Edo)
- okg - Koko Babangk
- okh - Koresh-e Rostam
- okk - Kwamtim One
- okl - Old Kentish Sign Language
- okm - Middle Korean (10th-16th cent.)
- oko - Old Korean (3rd-9th cent.)
- okx - Okpe (Northwestern Edo)
- olt - Old Lithuanian
- omb - Ambae, East
- omp - Old Manipuri
- omr - Old Marathi
- omw - South Tairora
- omx - Old Mon
- onk - Kabore One
- onr - Northern One
- onw - Old Nubian
- onx - Onin Based Pidgin
- ood - Tohono O'odham
- oos - Old Ossetic
- orn - Orang Kanaq
- ors - Orang Seletar
- ort - Adivasi Oriya
- orv - Old Russian
- orw - Oro Win
- ory - Oriya (individual language)
- osp - Old Spanish
- oss - Ossetian
- oss - Ossetian; Ossetic
- osu - Southern One
- osx - Old Saxon
- ota - Ottoman Turkish (1500-1928)
- otb - Old Tibetan
- ote - Mezquital Otomi
- otk - Old Turkish
- otl - Tilapa Otomi
- otm - Eastern Highland Otomi
- otn - Tenango Otomi
- otq - Querétaro Otomi
- ots - Estado de México Otomi
- ott - Temoaya Otomi
- otx - Texcatepec Otomi
- oty - Old Tamil
- otz - Ixtenco Otomi
- oui - Old Uighur
- oun - !O!ung (deprecated)
- owl - Old Welsh
- paj - Ipeka-Tapuia (deprecated)
- pan - Panjabi
- pan - Panjabi; Punjabi
- pao - Northern Paiute
- pbe - Mezontla Popoloca
- pbf - Coyotepec Popoloca
- pbs - Central Pame
- pbt - Southern Pashto
- pbu - Northern Pashto
- pbz - Palu (deprecated)
- pca - Santa Inés Ahuatempan Popoloca
- pce - Ruching Palaung
- pck - Chin, Paite
- pcm - Nigerian Pidgin
- pcr - Panang (deprecated)
- pdc - German, Pennsylvania
- pdi - Pa Di
- pea - Indonesian, Peranakan
- peb - Eastern Pomo
- pef - Northeastern Pomo
- pej - Northern Pomo
- peo - Old Persian (ca. 600-400 B.C.)
- peq - Southern Pomo
- pes - Farsi, Western
- pez - Eastern Penan
- pga - Sudanese Creole Arabic
- pgl - Primitive Irish
- pgy - Pongyong (deprecated)
- pht - Phu Thai
- pia - Pima Bajo
- pit - Pitta Pitta
- pka - Ardham?gadh? Pr?krit
- pkr - Attapady Kurumba
- pks - Pakistan Sign Language
- plc - Central Palawano
- plk - Kohistani Shina
- pll - Shwe Palaung
- plo - Oluta Popoluca
- plr - Palaka Senoufo
- pls - San Marcos Tlalcoyalco Popoloca
- plt - Plateau Malagasy
- plv - Southwest Palawano
- plw - Brooke's Point Palawano
- pmh - M?h?r???ri Pr?krit
- pmi - Northern Pumi
- pmj - Southern Pumi
- pml - Lingua Franca
- pmq - Northern Pame
- pmu - Mirpur Panjabi (deprecated)
- pmw - Miwok, Plains
- pmx - Naga, Poumei
- pmy - Papuan Malay
- pmz - Southern Pame
- pna - Punan Bah-Biau
- pnb - Western Panjabi
- pne - Western Penan
- pnm - Punan Batu 1
- pnq - Pana (Burkina Faso)
- pnu - Bunu, Jiongnai
- pnz - Pana (Central African Republic)
- poe - San Juan Atzingo Popoloca
- poi - Highland Popoluca
- pom - Southeastern Pomo
- poo - Central Pomo
- poq - Texistepec Popoluca
- pos - Sayula Popoluca
- pov - Crioulo, Upper Guinea
- pow - San Felipe Otlaltepec Popoloca
- ppr - Piru (deprecated)
- pps - San Luís Temalacayuca Popoloca
- prl - Peruvian Sign Language
- pro - Old Provençal (to 1500)
- prq - Ashéninka Perené
- prs - Farsi, Eastern
- pry - Pray 3
- prz - Providencia Sign Language
- psa - Awyu, Asue
- psc - Persian Sign Language
- psd - Plains Indian Sign Language
- pse - Central Malay
- psg - Penang Sign Language
- psh - Southwest Pashayi
- psi - Southeast Pashayi
- psl - Puerto Rican Sign Language
- pso - Polish Sign Language
- psp - Philippine Sign Language
- psr - Portuguese Sign Language
- pst - Central Pashto
- psu - Sauraseni Pr?krit
- psw - Port Sandwich
- pta - Pai Tavytera
- pth - Pataxó Hã-Ha-Hãe
- ptv - Port Vato
- pua - Western Highland Purepecha
- puc - Punan Merap
- pud - Punan Aput
- puf - Punan Merah
- puj - Punan Tubu
- puk - Pu Ko
- pus - Pushto
- pus - Pushto; Pashto
- puz - Purum Naga (deprecated)
- pwo - Karen, Pwo Western
- pww - Karen, Pwo Northern
- pxm - Quetzaltepec Mixe
- pye - Krumen, Pye
- pys - Paraguayan Sign Language
- pyx - Pyu (Myanmar)
- pzn - Para Naga
- qaa - Reserved for local use (deprecated)
- qab - Reserved for local use (deprecated)
- qac - Reserved for local use (deprecated)
- qad - Reserved for local use (deprecated)
- qae - Reserved for local use (deprecated)
- qaf - Reserved for local use (deprecated)
- qag - Reserved for local use (deprecated)
- qah - Reserved for local use (deprecated)
- qai - Reserved for local use (deprecated)
- qaj - Reserved for local use (deprecated)
- qak - Reserved for local use (deprecated)
- qal - Reserved for local use (deprecated)
- qam - Reserved for local use (deprecated)
- qan - Reserved for local use (deprecated)
- qao - Reserved for local use (deprecated)
- qap - Reserved for local use (deprecated)
- qaq - Reserved for local use (deprecated)
- qar - Reserved for local use (deprecated)
- qas - Reserved for local use (deprecated)
- qat - Reserved for local use (deprecated)
- qau - Reserved for local use (deprecated)
- qav - Reserved for local use (deprecated)
- qaw - Reserved for local use (deprecated)
- qax - Reserved for local use (deprecated)
- qay - Reserved for local use (deprecated)
- qaz - Reserved for local use (deprecated)
- qba - Reserved for local use (deprecated)
- qbb - Reserved for local use (deprecated)
- qbc - Reserved for local use (deprecated)
- qbd - Reserved for local use (deprecated)
- qbe - Reserved for local use (deprecated)
- qbf - Reserved for local use (deprecated)
- qbg - Reserved for local use (deprecated)
- qbh - Reserved for local use (deprecated)
- qbi - Reserved for local use (deprecated)
- qbj - Reserved for local use (deprecated)
- qbk - Reserved for local use (deprecated)
- qbl - Reserved for local use (deprecated)
- qbm - Reserved for local use (deprecated)
- qbn - Reserved for local use (deprecated)
- qbo - Reserved for local use (deprecated)
- qbp - Reserved for local use (deprecated)
- qbq - Reserved for local use (deprecated)
- qbr - Reserved for local use (deprecated)
- qbs - Reserved for local use (deprecated)
- qbt - Reserved for local use (deprecated)
- qbu - Reserved for local use (deprecated)
- qbv - Reserved for local use (deprecated)
- qbw - Reserved for local use (deprecated)
- qbx - Reserved for local use (deprecated)
- qby - Reserved for local use (deprecated)
- qbz - Reserved for local use (deprecated)
- qca - Reserved for local use (deprecated)
- qcb - Reserved for local use (deprecated)
- qcc - Reserved for local use (deprecated)
- qcd - Reserved for local use (deprecated)
- qce - Reserved for local use (deprecated)
- qcf - Reserved for local use (deprecated)
- qcg - Reserved for local use (deprecated)
- qch - Reserved for local use (deprecated)
- qci - Reserved for local use (deprecated)
- qcj - Reserved for local use (deprecated)
- qck - Reserved for local use (deprecated)
- qcl - Reserved for local use (deprecated)
- qcm - Reserved for local use (deprecated)
- qcn - Reserved for local use (deprecated)
- qco - Reserved for local use (deprecated)
- qcp - Reserved for local use (deprecated)
- qcq - Reserved for local use (deprecated)
- qcr - Reserved for local use (deprecated)
- qcs - Reserved for local use (deprecated)
- qct - Reserved for local use (deprecated)
- qcu - Reserved for local use (deprecated)
- qcv - Reserved for local use (deprecated)
- qcw - Reserved for local use (deprecated)
- qcx - Reserved for local use (deprecated)
- qcy - Reserved for local use (deprecated)
- qcz - Reserved for local use (deprecated)
- qda - Reserved for local use (deprecated)
- qdb - Reserved for local use (deprecated)
- qdc - Reserved for local use (deprecated)
- qdd - Reserved for local use (deprecated)
- qde - Reserved for local use (deprecated)
- qdf - Reserved for local use (deprecated)
- qdg - Reserved for local use (deprecated)
- qdh - Reserved for local use (deprecated)
- qdi - Reserved for local use (deprecated)
- qdj - Reserved for local use (deprecated)
- qdk - Reserved for local use (deprecated)
- qdl - Reserved for local use (deprecated)
- qdm - Reserved for local use (deprecated)
- qdn - Reserved for local use (deprecated)
- qdo - Reserved for local use (deprecated)
- qdp - Reserved for local use (deprecated)
- qdq - Reserved for local use (deprecated)
- qdr - Reserved for local use (deprecated)
- qds - Reserved for local use (deprecated)
- qdt - Reserved for local use (deprecated)
- qdu - Reserved for local use (deprecated)
- qdv - Reserved for local use (deprecated)
- qdw - Reserved for local use (deprecated)
- qdx - Reserved for local use (deprecated)
- qdy - Reserved for local use (deprecated)
- qdz - Reserved for local use (deprecated)
- qea - Reserved for local use (deprecated)
- qeb - Reserved for local use (deprecated)
- qec - Reserved for local use (deprecated)
- qed - Reserved for local use (deprecated)
- qee - Reserved for local use (deprecated)
- qef - Reserved for local use (deprecated)
- qeg - Reserved for local use (deprecated)
- qeh - Reserved for local use (deprecated)
- qei - Reserved for local use (deprecated)
- qej - Reserved for local use (deprecated)
- qek - Reserved for local use (deprecated)
- qel - Reserved for local use (deprecated)
- qem - Reserved for local use (deprecated)
- qen - Reserved for local use (deprecated)
- qeo - Reserved for local use (deprecated)
- qep - Reserved for local use (deprecated)
- qeq - Reserved for local use (deprecated)
- qer - Reserved for local use (deprecated)
- qes - Reserved for local use (deprecated)
- qet - Reserved for local use (deprecated)
- qeu - Reserved for local use (deprecated)
- qev - Reserved for local use (deprecated)
- qew - Reserved for local use (deprecated)
- qex - Reserved for local use (deprecated)
- qey - Reserved for local use (deprecated)
- qez - Reserved for local use (deprecated)
- qfa - Reserved for local use (deprecated)
- qfb - Reserved for local use (deprecated)
- qfc - Reserved for local use (deprecated)
- qfd - Reserved for local use (deprecated)
- qfe - Reserved for local use (deprecated)
- qff - Reserved for local use (deprecated)
- qfg - Reserved for local use (deprecated)
- qfh - Reserved for local use (deprecated)
- qfi - Reserved for local use (deprecated)
- qfj - Reserved for local use (deprecated)
- qfk - Reserved for local use (deprecated)
- qfl - Reserved for local use (deprecated)
- qfm - Reserved for local use (deprecated)
- qfn - Reserved for local use (deprecated)
- qfo - Reserved for local use (deprecated)
- qfp - Reserved for local use (deprecated)
- qfq - Reserved for local use (deprecated)
- qfr - Reserved for local use (deprecated)
- qfs - Reserved for local use (deprecated)
- qft - Reserved for local use (deprecated)
- qfu - Reserved for local use (deprecated)
- qfv - Reserved for local use (deprecated)
- qfw - Reserved for local use (deprecated)
- qfx - Reserved for local use (deprecated)
- qfy - Reserved for local use (deprecated)
- qfz - Reserved for local use (deprecated)
- qga - Reserved for local use (deprecated)
- qgb - Reserved for local use (deprecated)
- qgc - Reserved for local use (deprecated)
- qgd - Reserved for local use (deprecated)
- qge - Reserved for local use (deprecated)
- qgf - Reserved for local use (deprecated)
- qgg - Reserved for local use (deprecated)
- qgh - Reserved for local use (deprecated)
- qgi - Reserved for local use (deprecated)
- qgj - Reserved for local use (deprecated)
- qgk - Reserved for local use (deprecated)
- qgl - Reserved for local use (deprecated)
- qgm - Reserved for local use (deprecated)
- qgn - Reserved for local use (deprecated)
- qgo - Reserved for local use (deprecated)
- qgp - Reserved for local use (deprecated)
- qgq - Reserved for local use (deprecated)
- qgr - Reserved for local use (deprecated)
- qgs - Reserved for local use (deprecated)
- qgt - Reserved for local use (deprecated)
- qgu - Reserved for local use (deprecated)
- qgv - Reserved for local use (deprecated)
- qgw - Reserved for local use (deprecated)
- qgx - Reserved for local use (deprecated)
- qgy - Reserved for local use (deprecated)
- qgz - Reserved for local use (deprecated)
- qha - Reserved for local use (deprecated)
- qhb - Reserved for local use (deprecated)
- qhc - Reserved for local use (deprecated)
- qhd - Reserved for local use (deprecated)
- qhe - Reserved for local use (deprecated)
- qhf - Reserved for local use (deprecated)
- qhg - Reserved for local use (deprecated)
- qhh - Reserved for local use (deprecated)
- qhi - Reserved for local use (deprecated)
- qhj - Reserved for local use (deprecated)
- qhk - Reserved for local use (deprecated)
- qhl - Reserved for local use (deprecated)
- qhm - Reserved for local use (deprecated)
- qhn - Reserved for local use (deprecated)
- qho - Reserved for local use (deprecated)
- qhp - Reserved for local use (deprecated)
- qhq - Reserved for local use (deprecated)
- qhr - Reserved for local use (deprecated)
- qhs - Reserved for local use (deprecated)
- qht - Reserved for local use (deprecated)
- qhu - Reserved for local use (deprecated)
- qhv - Reserved for local use (deprecated)
- qhw - Reserved for local use (deprecated)
- qhx - Reserved for local use (deprecated)
- qhy - Reserved for local use (deprecated)
- qhz - Reserved for local use (deprecated)
- qia - Reserved for local use (deprecated)
- qib - Reserved for local use (deprecated)
- qic - Reserved for local use (deprecated)
- qid - Reserved for local use (deprecated)
- qie - Reserved for local use (deprecated)
- qif - Reserved for local use (deprecated)
- qig - Reserved for local use (deprecated)
- qih - Reserved for local use (deprecated)
- qii - Reserved for local use (deprecated)
- qij - Reserved for local use (deprecated)
- qik - Reserved for local use (deprecated)
- qil - Reserved for local use (deprecated)
- qim - Reserved for local use (deprecated)
- qin - Reserved for local use (deprecated)
- qio - Reserved for local use (deprecated)
- qip - Reserved for local use (deprecated)
- qiq - Reserved for local use (deprecated)
- qir - Reserved for local use (deprecated)
- qis - Reserved for local use (deprecated)
- qit - Reserved for local use (deprecated)
- qiu - Reserved for local use (deprecated)
- qiv - Reserved for local use (deprecated)
- qiw - Reserved for local use (deprecated)
- qix - Reserved for local use (deprecated)
- qiy - Reserved for local use (deprecated)
- qiz - Reserved for local use (deprecated)
- qja - Reserved for local use (deprecated)
- qjb - Reserved for local use (deprecated)
- qjc - Reserved for local use (deprecated)
- qjd - Reserved for local use (deprecated)
- qje - Reserved for local use (deprecated)
- qjf - Reserved for local use (deprecated)
- qjg - Reserved for local use (deprecated)
- qjh - Reserved for local use (deprecated)
- qji - Reserved for local use (deprecated)
- qjj - Reserved for local use (deprecated)
- qjk - Reserved for local use (deprecated)
- qjl - Reserved for local use (deprecated)
- qjm - Reserved for local use (deprecated)
- qjn - Reserved for local use (deprecated)
- qjo - Reserved for local use (deprecated)
- qjp - Reserved for local use (deprecated)
- qjq - Reserved for local use (deprecated)
- qjr - Reserved for local use (deprecated)
- qjs - Reserved for local use (deprecated)
- qjt - Reserved for local use (deprecated)
- qju - Reserved for local use (deprecated)
- qjv - Reserved for local use (deprecated)
- qjw - Reserved for local use (deprecated)
- qjx - Reserved for local use (deprecated)
- qjy - Reserved for local use (deprecated)
- qjz - Reserved for local use (deprecated)
- qka - Reserved for local use (deprecated)
- qkb - Reserved for local use (deprecated)
- qkc - Reserved for local use (deprecated)
- qkd - Reserved for local use (deprecated)
- qke - Reserved for local use (deprecated)
- qkf - Reserved for local use (deprecated)
- qkg - Reserved for local use (deprecated)
- qkh - Reserved for local use (deprecated)
- qki - Reserved for local use (deprecated)
- qkj - Reserved for local use (deprecated)
- qkk - Reserved for local use (deprecated)
- qkl - Reserved for local use (deprecated)
- qkm - Reserved for local use (deprecated)
- qkn - Reserved for local use (deprecated)
- qko - Reserved for local use (deprecated)
- qkp - Reserved for local use (deprecated)
- qkq - Reserved for local use (deprecated)
- qkr - Reserved for local use (deprecated)
- qks - Reserved for local use (deprecated)
- qkt - Reserved for local use (deprecated)
- qku - Reserved for local use (deprecated)
- qkv - Reserved for local use (deprecated)
- qkw - Reserved for local use (deprecated)
- qkx - Reserved for local use (deprecated)
- qky - Reserved for local use (deprecated)
- qkz - Reserved for local use (deprecated)
- qla - Reserved for local use (deprecated)
- qlb - Reserved for local use (deprecated)
- qlc - Reserved for local use (deprecated)
- qld - Reserved for local use (deprecated)
- qle - Reserved for local use (deprecated)
- qlf - Reserved for local use (deprecated)
- qlg - Reserved for local use (deprecated)
- qlh - Reserved for local use (deprecated)
- qli - Reserved for local use (deprecated)
- qlj - Reserved for local use (deprecated)
- qlk - Reserved for local use (deprecated)
- qll - Reserved for local use (deprecated)
- qlm - Reserved for local use (deprecated)
- qln - Reserved for local use (deprecated)
- qlo - Reserved for local use (deprecated)
- qlp - Reserved for local use (deprecated)
- qlq - Reserved for local use (deprecated)
- qlr - Reserved for local use (deprecated)
- qls - Reserved for local use (deprecated)
- qlt - Reserved for local use (deprecated)
- qlu - Reserved for local use (deprecated)
- qlv - Reserved for local use (deprecated)
- qlw - Reserved for local use (deprecated)
- qlx - Reserved for local use (deprecated)
- qly - Reserved for local use (deprecated)
- qlz - Reserved for local use (deprecated)
- qma - Reserved for local use (deprecated)
- qmb - Reserved for local use (deprecated)
- qmc - Reserved for local use (deprecated)
- qmd - Reserved for local use (deprecated)
- qme - Reserved for local use (deprecated)
- qmf - Reserved for local use (deprecated)
- qmg - Reserved for local use (deprecated)
- qmh - Reserved for local use (deprecated)
- qmi - Reserved for local use (deprecated)
- qmj - Reserved for local use (deprecated)
- qmk - Reserved for local use (deprecated)
- qml - Reserved for local use (deprecated)
- qmm - Reserved for local use (deprecated)
- qmn - Reserved for local use (deprecated)
- qmo - Reserved for local use (deprecated)
- qmp - Reserved for local use (deprecated)
- qmq - Reserved for local use (deprecated)
- qmr - Reserved for local use (deprecated)
- qms - Reserved for local use (deprecated)
- qmt - Reserved for local use (deprecated)
- qmu - Reserved for local use (deprecated)
- qmv - Reserved for local use (deprecated)
- qmw - Reserved for local use (deprecated)
- qmx - Reserved for local use (deprecated)
- qmy - Reserved for local use (deprecated)
- qmz - Reserved for local use (deprecated)
- qna - Reserved for local use (deprecated)
- qnb - Reserved for local use (deprecated)
- qnc - Reserved for local use (deprecated)
- qnd - Reserved for local use (deprecated)
- qne - Reserved for local use (deprecated)
- qnf - Reserved for local use (deprecated)
- qng - Reserved for local use (deprecated)
- qnh - Reserved for local use (deprecated)
- qni - Reserved for local use (deprecated)
- qnj - Reserved for local use (deprecated)
- qnk - Reserved for local use (deprecated)
- qnl - Reserved for local use (deprecated)
- qnm - Reserved for local use (deprecated)
- qnn - Reserved for local use (deprecated)
- qno - Reserved for local use (deprecated)
- qnp - Reserved for local use (deprecated)
- qnq - Reserved for local use (deprecated)
- qnr - Reserved for local use (deprecated)
- qns - Reserved for local use (deprecated)
- qnt - Reserved for local use (deprecated)
- qnu - Reserved for local use (deprecated)
- qnv - Reserved for local use (deprecated)
- qnw - Reserved for local use (deprecated)
- qnx - Reserved for local use (deprecated)
- qny - Reserved for local use (deprecated)
- qnz - Reserved for local use (deprecated)
- qoa - Reserved for local use (deprecated)
- qob - Reserved for local use (deprecated)
- qoc - Reserved for local use (deprecated)
- qod - Reserved for local use (deprecated)
- qoe - Reserved for local use (deprecated)
- qof - Reserved for local use (deprecated)
- qog - Reserved for local use (deprecated)
- qoh - Reserved for local use (deprecated)
- qoi - Reserved for local use (deprecated)
- qoj - Reserved for local use (deprecated)
- qok - Reserved for local use (deprecated)
- qol - Reserved for local use (deprecated)
- qom - Reserved for local use (deprecated)
- qon - Reserved for local use (deprecated)
- qoo - Reserved for local use (deprecated)
- qop - Reserved for local use (deprecated)
- qoq - Reserved for local use (deprecated)
- qor - Reserved for local use (deprecated)
- qos - Reserved for local use (deprecated)
- qot - Reserved for local use (deprecated)
- qou - Reserved for local use (deprecated)
- qov - Reserved for local use (deprecated)
- qow - Reserved for local use (deprecated)
- qox - Reserved for local use (deprecated)
- qoy - Reserved for local use (deprecated)
- qoz - Reserved for local use (deprecated)
- qpa - Reserved for local use (deprecated)
- qpb - Reserved for local use (deprecated)
- qpc - Reserved for local use (deprecated)
- qpd - Reserved for local use (deprecated)
- qpe - Reserved for local use (deprecated)
- qpf - Reserved for local use (deprecated)
- qpg - Reserved for local use (deprecated)
- qph - Reserved for local use (deprecated)
- qpi - Reserved for local use (deprecated)
- qpj - Reserved for local use (deprecated)
- qpk - Reserved for local use (deprecated)
- qpl - Reserved for local use (deprecated)
- qpm - Reserved for local use (deprecated)
- qpn - Reserved for local use (deprecated)
- qpo - Reserved for local use (deprecated)
- qpp - Reserved for local use (deprecated)
- qpq - Reserved for local use (deprecated)
- qpr - Reserved for local use (deprecated)
- qps - Reserved for local use (deprecated)
- qpt - Reserved for local use (deprecated)
- qpu - Reserved for local use (deprecated)
- qpv - Reserved for local use (deprecated)
- qpw - Reserved for local use (deprecated)
- qpx - Reserved for local use (deprecated)
- qpy - Reserved for local use (deprecated)
- qpz - Reserved for local use (deprecated)
- qqa - Reserved for local use (deprecated)
- qqb - Reserved for local use (deprecated)
- qqc - Reserved for local use (deprecated)
- qqd - Reserved for local use (deprecated)
- qqe - Reserved for local use (deprecated)
- qqf - Reserved for local use (deprecated)
- qqg - Reserved for local use (deprecated)
- qqh - Reserved for local use (deprecated)
- qqi - Reserved for local use (deprecated)
- qqj - Reserved for local use (deprecated)
- qqk - Reserved for local use (deprecated)
- qql - Reserved for local use (deprecated)
- qqm - Reserved for local use (deprecated)
- qqn - Reserved for local use (deprecated)
- qqo - Reserved for local use (deprecated)
- qqp - Reserved for local use (deprecated)
- qqq - Reserved for local use (deprecated)
- qqr - Reserved for local use (deprecated)
- qqs - Reserved for local use (deprecated)
- qqt - Reserved for local use (deprecated)
- qqu - Reserved for local use (deprecated)
- qqv - Reserved for local use (deprecated)
- qqw - Reserved for local use (deprecated)
- qqx - Reserved for local use (deprecated)
- qqy - Reserved for local use (deprecated)
- qqz - Reserved for local use (deprecated)
- qra - Reserved for local use (deprecated)
- qrb - Reserved for local use (deprecated)
- qrc - Reserved for local use (deprecated)
- qrd - Reserved for local use (deprecated)
- qre - Reserved for local use (deprecated)
- qrf - Reserved for local use (deprecated)
- qrg - Reserved for local use (deprecated)
- qrh - Reserved for local use (deprecated)