- code: aar
  label: Afar
- code: abk
  label: Abkhazian
- code: ace
  label: Achinese
- code: ach
  label: Acoli
- code: ada
  label: Adangme
- code: ady
  label: Adyghe; Adygei
- code: afa
  label: Afro-Asiatic languages
- code: afh
  label: Afrihili
- code: afr
  label: Afrikaans
- code: ain
  label: Ainu
- code: aka
  label: Akan
- code: akk
  label: Akkadian
- code: alb
  label: Albanian
- code: ale
  label: Aleut
- code: alg
  label: Algonquian languages
- code: alt
  label: Southern Altai
- code: amh
  label: Amharic
- code: ang
  label: English, Old (ca.450-1100)
- code: anp
  label: Angika
- code: apa
  label: Apache languages
- code: ara
  label: Arabic
- code: arc
  label: Official Aramaic (700-300 BCE); Imperial Aramaic (700-300 BCE)
- code: arg
  label: Aragonese
- code: arm
  label: Armenian
- code: arn
  label: Mapudungun; Mapuche
- code: arp
  label: Arapaho
- code: art
  label: Artificial languages
- code: arw
  label: Arawak
- code: asm
  label: Assamese
- code: ast
  label: Asturian; Bable; Leonese; Asturleonese
- code: ath
  label: Athapascan languages
- code: aus
  label: Australian languages
- code: ava
  label: Avaric
- code: ave
  label: Avestan
- code: awa
  label: Awadhi
- code: aym
  label: Aymara
- code: aze
  label: Azerbaijani
- code: bad
  label: Banda languages
- code: bai
  label: Bamileke languages
- code: bak
  label: Bashkir
- code: bal
  label: Baluchi
- code: bam
  label: Bambara
- code: ban
  label: Balinese
- code: baq
  label: Basque
- code: bas
  label: Basa
- code: bat
  label: Baltic languages
- code: bej
  label: Beja; Bedawiyet
- code: bel
  label: Belarusian
- code: bem
  label: Bemba
- code: ben
  label: Bengali
- code: ber
  label: Berber languages
- code: bho
  label: Bhojpuri
- code: bih
  label: Bihari languages
- code: bik
  label: Bikol
- code: bin
  label: Bini; Edo
- code: bis
  label: Bislama
- code: bla
  label: Siksika
- code: bnt
  label: Bantu languages
- code: bod
  label: Tibetan
- code: bos
  label: Bosnian
- code: bra
  label: Braj
- code: bre
  label: Breton
- code: btk
  label: Batak languages
- code: bua
  label: Buriat
- code: bug
  label: Buginese
- code: bul
  label: Bulgarian
- code: bur
  label: Burmese
- code: byn
  label: Blin; Bilin
- code: cad
  label: Caddo
- code: cai
  label: Central American Indian languages
- code: car
  label: Galibi Carib
- code: cat
  label: Catalan; Valencian
- code: cau
  label: Caucasian languages
- code: ceb
  label: Cebuano
- code: cel
  label: Celtic languages
- code: ces
  label: Czech
- code: cha
  label: Chamorro
- code: chb
  label: Chibcha
- code: che
  label: Chechen
- code: chg
  label: Chagatai
- code: chi
  label: Chinese
- code: chk
  label: Chuukese
- code: chm
  label: Mari
- code: chn
  label: Chinook jargon
- code: cho
  label: Choctaw
- code: chp
  label: Chipewyan; Dene Suline
- code: chr
  label: Cherokee
- code: chu
  label: Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic
- code: chv
  label: Chuvash
- code: chy
  label: Cheyenne
- code: cmc
  label: Chamic languages
- code: cop
  label: Coptic
- code: cor
  label: Cornish
- code: cos
  label: Corsican
- code: cpe
  label: Creoles and pidgins, English based
- code: cpf
  label: Creoles and pidgins, French-based
- code: cpp
  label: Creoles and pidgins, Portuguese-based
- code: cre
  label: Cree
- code: crh
  label: Crimean Tatar; Crimean Turkish
- code: crp
  label: Creoles and pidgins
- code: csb
  label: Kashubian
- code: cus
  label: Cushitic languages
- code: cym
  label: Welsh
- code: cze
  label: Czech
- code: dak
  label: Dakota
- code: dan
  label: Danish
- code: dar
  label: Dargwa
- code: day
  label: Land Dayak languages
- code: del
  label: Delaware
- code: den
  label: Slave (Athapascan)
- code: deu
  label: German
- code: dgr
  label: Dogrib
- code: din
  label: Dinka
- code: div
  label: Divehi; Dhivehi; Maldivian
- code: doi
  label: Dogri
- code: dra
  label: Dravidian languages
- code: dsb
  label: Lower Sorbian
- code: dua
  label: Duala
- code: dum
  label: Dutch, Middle (ca.1050-1350)
- code: dut
  label: Dutch; Flemish
- code: dyu
  label: Dyula
- code: dzo
  label: Dzongkha
- code: efi
  label: Efik
- code: egy
  label: Egyptian (Ancient)
- code: eka
  label: Ekajuk
- code: ell
  label: Greek, Modern (1453-)
- code: elx
  label: Elamite
- code: eng
  label: English
- code: enm
  label: English, Middle (1100-1500)
- code: epo
  label: Esperanto
- code: est
  label: Estonian
- code: eus
  label: Basque
- code: ewe
  label: Ewe
- code: ewo
  label: Ewondo
- code: fan
  label: Fang
- code: fao
  label: Faroese
- code: fas
  label: Persian
- code: fat
  label: Fanti
- code: fij
  label: Fijian
- code: fil
  label: Filipino; Pilipino
- code: fin
  label: Finnish
- code: fiu
  label: Finno-Ugrian languages
- code: fon
  label: Fon
- code: fra
  label: French
- code: fre
  label: French
- code: frm
  label: French, Middle (ca.1400-1600)
- code: fro
  label: French, Old (842-ca.1400)
- code: frr
  label: Northern Frisian
- code: frs
  label: Eastern Frisian
- code: fry
  label: Western Frisian
- code: ful
  label: Fulah
- code: fur
  label: Friulian
- code: gaa
  label: Ga
- code: gay
  label: Gayo
- code: gba
  label: Gbaya
- code: gem
  label: Germanic languages
- code: geo
  label: Georgian
- code: ger
  label: German
- code: gez
  label: Geez
- code: gil
  label: Gilbertese
- code: gla
  label: Gaelic; Scottish Gaelic
- code: gle
  label: Irish
- code: glg
  label: Galician
- code: glv
  label: Manx
- code: gmh
  label: German, Middle High (ca.1050-1500)
- code: goh
  label: German, Old High (ca.750-1050)
- code: gon
  label: Gondi
- code: gor
  label: Gorontalo
- code: got
  label: Gothic
- code: grb
  label: Grebo
- code: grc
  label: Greek, Ancient (to 1453)
- code: gre
  label: Greek, Modern (1453-)
- code: grn
  label: Guarani
- code: gsw
  label: Swiss German; Alemannic; Alsatian
- code: guj
  label: Gujarati
- code: gwi
  label: Gwich'in
- code: hai
  label: Haida
- code: hat
  label: Haitian; Haitian Creole
- code: hau
  label: Hausa
- code: haw
  label: Hawaiian
- code: heb
  label: Hebrew
- code: her
  label: Herero
- code: hil
  label: Hiligaynon
- code: him
  label: Himachali languages; Western Pahari languages
- code: hin
  label: Hindi
- code: hit
  label: Hittite
- code: hmn
  label: Hmong; Mong
- code: hmo
  label: Hiri Motu
- code: hrv
  label: Croatian
- code: hsb
  label: Upper Sorbian
- code: hun
  label: Hungarian
- code: hup
  label: Hupa
- code: hye
  label: Armenian
- code: iba
  label: Iban
- code: ibo
  label: Igbo
- code: ice
  label: Icelandic
- code: ido
  label: Ido
- code: iii
  label: Sichuan Yi; Nuosu
- code: ijo
  label: Ijo languages
- code: iku
  label: Inuktitut
- code: ile
  label: Interlingue; Occidental
- code: ilo
  label: Iloko
- code: ina
  label: Interlingua (International Auxiliary Language Association)
- code: inc
  label: Indic languages
- code: ind
  label: Indonesian
- code: ine
  label: Indo-European languages
- code: inh
  label: Ingush
- code: ipk
  label: Inupiaq
- code: ira
  label: Iranian languages
- code: iro
  label: Iroquoian languages
- code: isl
  label: Icelandic
- code: ita
  label: Italian
- code: jav
  label: Javanese
- code: jbo
  label: Lojban
- code: jpn
  label: Japanese
- code: jpr
  label: Judeo-Persian
- code: jrb
  label: Judeo-Arabic
- code: kaa
  label: Kara-Kalpak
- code: kab
  label: Kabyle
- code: kac
  label: Kachin; Jingpho
- code: kal
  label: Kalaallisut; Greenlandic
- code: kam
  label: Kamba
- code: kan
  label: Kannada
- code: kar
  label: Karen languages
- code: kas
  label: Kashmiri
- code: kat
  label: Georgian
- code: kau
  label: Kanuri
- code: kaw
  label: Kawi
- code: kaz
  label: Kazakh
- code: kbd
  label: Kabardian
- code: kha
  label: Khasi
- code: khi
  label: Khoisan languages
- code: khm
  label: Central Khmer
- code: kho
  label: Khotanese; Sakan
- code: kik
  label: Kikuyu; Gikuyu
- code: kin
  label: Kinyarwanda
- code: kir
  label: Kirghiz; Kyrgyz
- code: kmb
  label: Kimbundu
- code: kok
  label: Konkani
- code: kom
  label: Komi
- code: kon
  label: Kongo
- code: kor
  label: Korean
- code: kos
  label: Kosraean
- code: kpe
  label: Kpelle
- code: krc
  label: Karachay-Balkar
- code: krl
  label: Karelian
- code: kro
  label: Kru languages
- code: kru
  label: Kurukh
- code: kua
  label: Kuanyama; Kwanyama
- code: kum
  label: Kumyk
- code: kur
  label: Kurdish
- code: kut
  label: Kutenai
- code: lad
  label: Ladino
- code: lah
  label: Lahnda
- code: lam
  label: Lamba
- code: lao
  label: Lao
- code: lat
  label: Latin
- code: lav
  label: Latvian
- code: lez
  label: Lezghian
- code: lim
  label: Limburgan; Limburger; Limburgish
- code: lin
  label: Lingala
- code: lit
  label: Lithuanian
- code: lol
  label: Mongo
- code: loz
  label: Lozi
- code: ltz
  label: Luxembourgish; Letzeburgesch
- code: lua
  label: Luba-Lulua
- code: lub
  label: Luba-Katanga
- code: lug
  label: Ganda
- code: lui
  label: Luiseno
- code: lun
  label: Lunda
- code: luo
  label: Luo (Kenya and Tanzania)
- code: lus
  label: Lushai
- code: mac
  label: Macedonian
- code: mad
  label: Madurese
- code: mag
  label: Magahi
- code: mah
  label: Marshallese
- code: mai
  label: Maithili
- code: mak
  label: Makasar
- code: mal
  label: Malayalam
- code: man
  label: Mandingo
- code: mao
  label: Maori
- code: map
  label: Austronesian languages
- code: mar
  label: Marathi
- code: mas
  label: Masai
- code: may
  label: Malay
- code: mdf
  label: Moksha
- code: mdr
  label: Mandar
- code: men
  label: Mende
- code: mga
  label: Irish, Middle (900-1200)
- code: mic
  label: "Mi'kmaq; Micmac"
- code: min
  label: Minangkabau
- code: mis
  label: Uncoded languages
- code: mkd
  label: Macedonian
- code: mkh
  label: Mon-Khmer languages
- code: mlg
  label: Malagasy
- code: mlt
  label: Maltese
- code: mnc
  label: Manchu
- code: mni
  label: Manipuri
- code: mno
  label: Manobo languages
- code: moh
  label: Mohawk
- code: mon
  label: Mongolian
- code: mos
  label: Mossi
- code: mri
  label: Maori
- code: msa
  label: Malay
- code: mul
  label: Multiple languages
- code: mun
  label: Munda languages
- code: mus
  label: Creek
- code: mwl
  label: Mirandese
- code: mwr
  label: Marwari
- code: mya
  label: Burmese
- code: myn
  label: Mayan languages
- code: myv
  label: Erzya
- code: nah
  label: Nahuatl languages
- code: nai
  label: North American Indian languages
- code: nap
  label: Neapolitan
- code: nau
  label: Nauru
- code: nav
  label: Navajo; Navaho
- code: nbl
  label: Ndebele, South; South Ndebele
- code: nde
  label: Ndebele, North; North Ndebele
- code: ndo
  label: Ndonga
- code: nds
  label: Low German; Low Saxon; German, Low; Saxon, Low
- code: nep
  label: Nepali
- code: new
  label: Nepal Bhasa; Newari
- code: nia
  label: Nias
- code: nic
  label: Niger-Kordofanian languages
- code: niu
  label: Niuean
- code: nld
  label: Dutch; Flemish
- code: nno
  label: Norwegian Nynorsk; Nynorsk, Norwegian
- code: nob
  label: Bokmål, Norwegian; Norwegian Bokmål
- code: nog
  label: Nogai
- code: non
  label: Norse, Old
- code: nor
  label: Norwegian
- code: nqo
  label: N'Ko
- code: nso
  label: Pedi; Sepedi; Northern Sotho
- code: nub
  label: Nubian languages
- code: nwc
  label: Classical Newari; Old Newari; Classical Nepal Bhasa
- code: nya
  label: Chichewa; Chewa; Nyanja
- code: nym
  label: Nyamwezi
- code: nyn
  label: Nyankole
- code: nyo
  label: Nyoro
- code: nzi
  label: Nzima
- code: oci
  label: Occitan (post 1500)
- code: oji
  label: Ojibwa
- code: ori
  label: Oriya
- code: orm
  label: Oromo
- code: osa
  label: Osage
- code: oss
  label: Ossetian; Ossetic
- code: ota
  label: Turkish, Ottoman (1500-1928)
- code: oto
  label: Otomian languages
- code: paa
  label: Papuan languages
- code: pag
  label: Pangasinan
- code: pal
  label: Pahlavi
- code: pam
  label: Pampanga; Kapampangan
- code: pan
  label: Panjabi; Punjabi
- code: pap
  label: Papiamento
- code: pau
  label: Palauan
- code: peo
  label: Persian, Old (ca.600-400 B.C.)
- code: per
  label: Persian
- code: phi
  label: Philippine languages
- code: phn
  label: Phoenician
- code: pli
  label: Pali
- code: pol
  label: Polish
- code: pon
  label: Pohnpeian
- code: por
  label: Portuguese
- code: pra
  label: Prakrit languages
- code: pro
  label: Provençal, Old (to 1500); Occitan, Old (to 1500)
- code: pus
  label: Pushto; Pashto
- code: qaa-qtz
  label: Reserved for local use
- code: que
  label: Quechua
- code: raj
  label: Rajasthani
- code: rap
  label: Rapanui
- code: rar
  label: Rarotongan; Cook Islands Maori
- code: roa
  label: Romance languages
- code: roh
  label: Romansh
- code: rom
  label: Romany
- code: ron
  label: Romanian; Moldavian; Moldovan
- code: rum
  label: Romanian; Moldavian; Moldovan
- code: run
  label: Rundi
- code: rup
  label: Aromanian; Arumanian; Macedo-Romanian
- code: rus
  label: Russian
- code: sad
  label: Sandawe
- code: sag
  label: Sango
- code: sah
  label: Yakut
- code: sai
  label: South American Indian languages
- code: sal
  label: Salishan languages
- code: sam
  label: Samaritan Aramaic
- code: san
  label: Sanskrit
- code: sas
  label: Sasak
- code: sat
  label: Santali
- code: scn
  label: Sicilian
- code: sco
  label: Scots
- code: sel
  label: Selkup
- code: sem
  label: Semitic languages
- code: sga
  label: Irish, Old (to 900)
- code: sgn
  label: Sign Languages
- code: shn
  label: Shan
- code: sid
  label: Sidamo
- code: sin
  label: Sinhala; Sinhalese
- code: sio
  label: Siouan languages
- code: sit
  label: Sino-Tibetan languages
- code: sla
  label: Slavic languages
- code: slk
  label: Slovak
- code: slo
  label: Slovak
- code: slv
  label: Slovenian
- code: sma
  label: Southern Sami
- code: sme
  label: Northern Sami
- code: smi
  label: Sami languages
- code: smj
  label: Lule Sami
- code: smn
  label: Inari Sami
- code: smo
  label: Samoan
- code: sms
  label: Skolt Sami
- code: sna
  label: Shona
- code: snd
  label: Sindhi
- code: snk
  label: Soninke
- code: sog
  label: Sogdian
- code: som
  label: Somali
- code: son
  label: Songhai languages
- code: sot
  label: Sotho, Southern
- code: spa
  label: Spanish; Castilian
- code: sqi
  label: Albanian
- code: srd
  label: Sardinian
- code: srn
  label: Sranan Tongo
- code: srp
  label: Serbian
- code: srr
  label: Serer
- code: ssa
  label: Nilo-Saharan languages
- code: ssw
  label: Swati
- code: suk
  label: Sukuma
- code: sun
  label: Sundanese
- code: sus
  label: Susu
- code: sux
  label: Sumerian
- code: swa
  label: Swahili
- code: swe
  label: Swedish
- code: syc
  label: Classical Syriac
- code: syr
  label: Syriac
- code: tah
  label: Tahitian
- code: tai
  label: Tai languages
- code: tam
  label: Tamil
- code: tat
  label: Tatar
- code: tel
  label: Telugu
- code: tem
  label: Timne
- code: ter
  label: Tereno
- code: tet
  label: Tetum
- code: tgk
  label: Tajik
- code: tgl
  label: Tagalog
- code: tha
  label: Thai
- code: tib
  label: Tibetan
- code: tig
  label: Tigre
- code: tir
  label: Tigrinya
- code: tiv
  label: Tiv
- code: tkl
  label: Tokelau
- code: tlh
  label: Klingon; tlhIngan-Hol
- code: tli
  label: Tlingit
- code: tmh
  label: Tamashek
- code: tog
  label: Tonga (Nyasa)
- code: ton
  label: Tonga (Tonga Islands)
- code: tpi
  label: Tok Pisin
- code: tsi
  label: Tsimshian
- code: tsn
  label: Tswana
- code: tso
  label: Tsonga
- code: tuk
  label: Turkmen
- code: tum
  label: Tumbuka
- code: tup
  label: Tupi languages
- code: tur
  label: Turkish
- code: tut
  label: Altaic languages
- code: tvl
  label: Tuvalu
- code: twi
  label: Twi
- code: tyv
  label: Tuvinian
- code: udm
  label: Udmurt
- code: uga
  label: Ugaritic
- code: uig
  label: Uighur; Uyghur
- code: ukr
  label: Ukrainian
- code: umb
  label: Umbundu
- code: und
  label: Undetermined
- code: urd
  label: Urdu
- code: uzb
  label: Uzbek
- code: vai
  label: Vai
- code: ven
  label: Venda
- code: vie
  label: Vietnamese
- code: vol
  label: Volapük
- code: vot
  label: Votic
- code: wak
  label: Wakashan languages
- code: wal
  label: Wolaitta; Wolaytta
- code: war
  label: Waray
- code: was
  label: Washo
- code: wel
  label: Welsh
- code: wen
  label: Sorbian languages
- code: wln
  label: Walloon
- code: wol
  label: Wolof
- code: xal
  label: Kalmyk; Oirat
- code: xho
  label: Xhosa
- code: yao
  label: Yao
- code: yap
  label: Yapese
- code: yid
  label: Yiddish
- code: yor
  label: Yoruba
- code: ypk
  label: Yupik languages
- code: zap
  label: Zapotec
- code: zbl
  label: Blissymbols; Blissymbolics; Bliss
- code: zen
  label: Zenaga
- code: zgh
  label: Standard Moroccan Tamazight
- code: zha
  label: Zhuang; Chuang
- code: zho
  label: Chinese
- code: znd
  label: Zande languages
- code: zul
  label: Zulu
- code: zun
  label: Zuni
- code: zxx
  label: No linguistic content; Not applicable
- code: zza
  label: Zaza; Dimili; Dimli; Kirdki; Kirmanjki; Zazaki