# ISO 639:a

This is a list of ISO 639-3 language codes starting with A.
Index | a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | y | z
Abbreviations are used in the table as follows:
* Scope (Archived April 21, 2006, at the Wayback Machine. Additional archives: December 15, 2023.): I = individual language, M = macrolanguage, S = special code
* Type (Archived April 21, 2006, at the Wayback Machine. Additional archives: December 14, 2023.): A = ancient (extinct since ancient times), C = constructed, E = extinct (in recent times), H = historical (distinct from its modern form), L = living, S = special code
Retired codes are enclosed in (parentheses).
The column Family contains the generic English name of the language's family or macrolanguage.
| ISO 639 codes | ISO 639 codes | ISO 639 codes | Scope/Type | Family | Language names | Language names | Language names | Language names | Language names | Language names | Language names |
| 639-3 | 639-1 | 639-2B | Scope/Type | Family | Native | eng | fra | spa | zho | rus | deu |
| aaa | | | I/L | Atlantic–Congo | | Ghotuo | | | | Гхотуо | |
| aab | | | I/L | Atlantic–Congo | | Alumu-Tesu | | | | Алуму-тесу | |
| aac | | | I/L | Suki-Gogodala | | Ari | | | 阿里语 | Ари | |
| aad | | | I/L | Sepik | | Amal | | | | Амал | |
| aae | | | I/L | Indo-European | | Albanian (Arbëreshë Dialect) | albanais | | | албанский | Albanisch |
| aaf | | | I/L | Dravidian | | Aranadan | | | | аранадан | |
| aag | | | I/L | Torricelli | | Ambrak | | | | амбрак | |
| aah | | | I/L | Torricelli | | Abu’ Arapesh | | | | абу-арапеш | |
| aai | | | I/L | Austronesian | | Arifama-Miniafia | | | | арифама-маниафиа | |
| aak | | | I/L | Angan | | Ankave | | | | анкаве | |
| aal | | | I/L | Afro-Asiatic | afaë | Afade | | | | афаде | |
| (aam) | | | I/L | spurious language | | Aramanik | | | | араманик | |
| aan | | | I/L | Tupian | | Anambé | | anambé | | анамбе | |
| aao | | | I/L | Afro-Asiatic | | Arabic (Algerian Saharan) | arabe (Sahara algérien) | árabe (sahariano argelino) | 阿尔及利亚撒哈拉阿拉伯语 | арабский (Сахара) | Arabisch (Algerische Sahara) |
| aap | | | I/L | Cariban | | Arára, Pará | | arára, pará | | пара-арара | |
| aaq | | | I/E | Algic | | Abnaki (Eastern) | | | | абенаки (восточный) | |
| aar | aa | aar | I/L | Afro-Asiatic | Afaraf | Afar | afar | afar | 阿法尔语l; 阿法语 | афар | Afar |
| aas | | | I/L | Afro-Asiatic | | Aasáx | | | | аса | |
| aat | | | I/L | Indo-European | | Albanian (Arvanitika) | albanais (Arvanitika) | | | албанский (Арванитика) | |
| aau | | | I/L | Sepik | | Abau | | | | абау | |
| aaw | | | I/L | Austronesian | | Solong | | | | солонг | |
| aax | | | I/L | Trans–New Guinea | | Mandobo Atas | | | | мандобо-атас | |
| (aay) | | | I/L | spurious language | | Aariya | | | | аария | |
| aaz | | | I/L | Austronesian | | Amarasi | | | | амараси | |
| aba | | | I/L | Atlantic–Congo | | Abé | | | | абе | |
| abb | | | I/L | Atlantic–Congo | | Bankon | | | | банкон | |
| abc | | | I/L | Austronesian | | Ayta, Ambala | | | | амбала-айта | |
| abd | | | I/L | Austronesian | | Agta, Camarines Norte | | | | агта (Камаринес Норте) | |
| abe | | | I/L | Algic | Wôbanakiôdwawôgan | Abnaki, Western | abénaquis ouest | | | западный абенаки | |
| abf | | | I/L | Austronesian | | Abai Sungai | | | | абай-сунгай | |
| abg | | | I/L | Trans–New Guinea | | Abaga | | | | абага | |
| abh | | | I/L | Afro-Asiatic | | Arabic (Tajiki) | arabe (tadjik) | | 塔吉克阿拉伯语 | арабский (таджикский) | Arabisch (Tadschikistan) |
| abi | | | I/L | Atlantic–Congo | | Abidji | | | | абиджи | |
| abj | | | I/E | Great Andamanese | | Aka-Bea | | | | беа | |
| abk | ab | abk | I/L | Northwest Caucasian | Аԥсуа | Abkhazian | abkhaze | abjaso | 阿布哈兹语 | абхазский | Abchasisch |
| abl | | | I/L | Austronesian | | Abung | | | | абунг | |
| abm | | | I/L | Atlantic–Congo | | Abanyom | | | | абаньом | |
| abn | | | I/L | Atlantic–Congo | | Abua | | | 阿布安语 | абуа | |
| abo | | | I/L | Atlantic–Congo | | Abon | | | | абон | |
| abp | | | I/L | Austronesian | | Ayta, Abenlen | | | | абенлен-айта | |
| abq | | | I/L | Northwest Caucasian | абаза | Abaza | abaza | abaza | 阿巴札语 | абазинский | Abasinisch |
| abr | | | I/L | Atlantic–Congo | | Abron | | | | аброн | |
| abs | | | I/L | Austronesian | | Malay, Ambonese | malais (ambonais) | | | амбонский малайский | |
| abt | | | I/L | Ndu | | Ambulas | | | | амбулас | |
| abu | | | I/L | Atlantic–Congo | ɔbule ɔyʋɛ | Abure | | | | абуре | |
| abv | | | I/L | Afro-Asiatic | | Arabic (Baharna) | arabe (Baharna) | árabe (Baharna) | | арабский (Бахарна) | Arabisch (Baharna) |
| abw | | | I/L | Trans–New Guinea | | Pal | | | | пал | |
| abx | | | I/L | Austronesian | | Inabaknon | | | | инабакнон | |
| aby | | | I/L | Yareban | | Aneme Wake | | | | анеме-ваке | |
| abz | | | I/L | Timor-Alor-Pantar | | Abui | | | | абуи | |
| aca | | | I/L | Arawakan | | Achagua | | | | ачагуа | |
| acb | | | I/L | spurious language | | Áncá | | | | анка | |
| (acc) | | | I/L | spurious language | | Achí, Cubulco | | | | кубулькский ачи | |
| acd | | | I/L | Atlantic–Congo | | Gikyode | | | | гикьоде | |
| ace | | ace | I/L | Austronesian | Aceh | Achinese | aceh | achinés | 亚齐语 | ачехский | |
| acf | | | I/L | French Creole | kwéyòl | Saint Lucian Creole French | créole français de Sainte-Lucie | | 圣卢西亚克里奥尔法语 | сент-люсийский креольский французский | |
| ach | | ach | I/L | Nilotic | | Acoli | acoli | | 阿乔利语 | ачоли | |
| aci | | | I/E | Great Andamanese | | Aka-Cari | | | | чариар | |
| ack | | | I/E | Great Andamanese | | Aka-Kora | | | | кора | |
| acl | | | I/E | Great Andamanese | | Akar-Bale | | | | акар-бале | |
| acm | | | I/L | Afro-Asiatic | | Arabic (Mesopotamian) | arabe (mésopotamien) | | 美索不达米亚阿拉伯语 | арабский (Месопотамский) | Arabisch (mesopotamisch) |
| acn | | | I/L | Sino-Tibetan | Mönghsa | Achang | | | 阿昌语 | ачанг | |
| acp | | | I/L | Atlantic–Congo | | Acipa, Eastern | | | | восточный акипа | |
| acq | | | I/L | Afro-Asiatic | | Arabic, Ta'izzi-Adeni Spoken | arabe (parlé de Ta’izzi-Adeni) | | | арабский (таиззи-адени) | |
| acr | | | I/L | Mayan | | Achí, Rabinal | | | | рабиналский ачи | |
| acs | | | I/E | Macro-Jê | | Acroá | | | | акроа | |
| act | | | I/L | Indo-European | Achterhooks | Achterhooks | | | | ахтерхучки (диалект) | |
| acu | | | I/L | Jivaroan | | Achuar-Shiwiar | achuar-shiwiar | | | ачуар-шивиар | |
| acv | | | I/L | Palaihnihan | Ajúmmááwí | Achumawi | | | | ачумави | |
| acw | | | I/L | Afro-Asiatic | | Arabic (Hijazi) | arabe (Hijazi) | | | арабский (хиджази) | Arabisch (Hijazi) |
| acx | | | I/L | Afro-Asiatic | | Arabic (Omani) | arabe (omanais) | | | арабский (оманский) | Arabisch (Oman) |
| acy | | | I/L | Afro-Asiatic | | Arabic (Cypriot) | arabe (chypriote) | | | арабский (киприотский) | Arabisch (Zypern) |
| acz | | | I/L | Talodi | | Acheron | | | | ачерон | |
| ada | | ada | I/L | Atlantic–Congo | | Adangme | adangme | | 阿当梅语 | адангме | |
| adb | | | I/L | spurious language | | Adabe | | | | адабе | |
| add | | | I/L | Atlantic–Congo | | Dzodinka | | | | дзодинка | |
| ade | | | I/L | Atlantic–Congo | | Adele | | | 阿德勒语 | аделе | |
| adf | | | I/L | Afro-Asiatic | | Arabic (Dhofari) | arabe (Dhofari) | | | арабский (дхофари) | Arabisch (Dofari) |
| adg | | | I/L | Pama–Nyungan | | Andegerebinha | | | | антекерепиня | |
| adh | | | I/L | Nilotic | | Adhola | | | | адхола | |
| adi | | | I/L | Sino-Tibetan | | Adi | | | 崩尼-博嘎尔语; 博嘎尔-珞巴语 | ади | |
| adj | | | I/L | Atlantic–Congo | mɔjukru | Adioukrou | | | | адиукру | |
| adl | | | I/L | Sino-Tibetan | | Adi (Galo) | | | | ади (гало) | |
| adn | | | I/L | Timor-Alor-Pantar | | Adang | | | | аданг | |
| ado | | | I/L | Lower Sepik-Ramu | | Abu | | | | абу | |
| (adp) | | | I/L | spurious language | | Adap | | | | адап | |
| adq | | | I/L | Atlantic–Congo | | Adangbe | | | | адангбе | |
| adr | | | I/L | Austronesian | | Adonara | | | | адонара | |
| ads | | | I/L | West African gestural area | | Adamorobe Sign Language | langue des signes adamorobe | | | адаморобе жестовый | |
| adt | | | I/L | Pama–Nyungan | Yura Ngawarla | Adynyamathanha | | | | атьняматаня | |
| adu | | | I/L | spurious language | | Aduge | | | | адуге | |
| adw | | | I/L | Tupian | | Amundava | | amundava | | амундава | |
| adx | | | I/L | Sino-Tibetan | | Tibetan, Amdo | tibétain (Amdo) | | 安多藏语 | тибетский (амдо) | |
| ady | | ady | I/L | Northwest Caucasian | адыгэбзэ | Adyghe; Adygei | adyghé | adigué | 阿迪格语 | адыгейский | |
| adz | | | I/L | Austronesian | | Adzera | | | | адзера | |
| aea | | | I/E | Pama–Nyungan | | Areba | | | | арепа | |
| aeb | | | I/L | Afro-Asiatic | تونسي | Arabic, Tunisian Spoken | arabe (tunisien parlé) | árabe (dialecto tunecino) | 突尼斯阿拉伯语 | арабский (тунисский) | |
| aec | | | I/L | Afro-Asiatic | | Arabic, Saidi Spoken | arabe (séoudien parlé) | | | арабский (саиди) | |
| aed | | | I/L | Sign Language | | Argentine Sign Language | langue des signes Argentine | lengua de señas Argentina | 阿根廷手语 | аргентинский жестовый | |
| aee | | | I/L | Indo-European | | Pashayi, Northeast | | | | северо-восточный пашайи | |
| aek | | | I/L | Austronesian | | Haeke | | | | хаэке | |
| ael | | | I/L | Atlantic–Congo | | Ambele | | | | амбеле | |
| aem | | | I/L | Austroasiatic | | Arem | | | | арем | |
| aen | | | I/L | Sign Language | | Armenian Sign Language | langue des signes arménienne | | 亚美尼亚手语 | армянский жестовый | |
| aeq | | | I/L | Indo-Aryan | | Aer | | | | аэр | |
| aer | | | I/L | Pama–Nyungan | | Arrernte, Eastern | | | | восточный аррернте | |
| aes | | | I/E | isolate | | Alsea | | | | алсеа | |
| aeu | | | I/L | Sino-Tibetan | | Akeu | | | | акеу | |
| aew | | | I/L | Keram | | Ambakich | | | | амбакич | |
| (aex) | | | I/L | spurious language | | Amerax | | | | амераш | |
| aey | | | I/L | Trans–New Guinea | | Amele | | | | амеле | |
| aez | | | I/L | Trans–New Guinea | | Aeka | | | | аэка | |
| afb | | | I/L | Afro-Asiatic | | Arabic, Gulf Spoken | arabe (parlé du Golfe) | | 波斯湾阿拉伯语 | галфский арабский | |
| afd | | | I/L | Arafundi | | Andai | | | | андай | |
| afe | | | I/L | Atlantic–Congo | | Putukwam | | | | путуквам | |
| afg | | | I/L | Sign Language | | Afghan Sign Language | | | 阿富汗手语 | африканский жестовый | |
| afh | | afh | I/C | constructed | | Afrihili | afrihili | | 阿弗里希利语 | африхили | Afrihili |
| afi | | | I/L | Lower Sepik-Ramu | | Akrukay | | | | акрукай | |
| afk | | | I/L | Arafundi | | Nanubae | | | | нанубаэ | |
| afn | | | I/L | Ijoid | | Defaka | | | | дефака | |
| afo | | | I/L | Atlantic–Congo | | Eloyi | | | | элойи | |
| afp | | | I/L | Arafundi | | Tapei | | | | тапеи | |
| afr | af | afr | I/L | Indo-European | Afrikaans | Afrikaans | Afrikaans | Afrikaans | 阿非利堪斯语; 南非荷兰语; 南非语 | африкаанс | Afrikaans |
| afs | | | I/L | English Creole | | Afro-Seminole Creole | créole afro-séminole | | | афро-семинольский креольский | |
| aft | | | I/L | Nyimang | | Afitti | | | | афитти | |
| afu | | | I/L | Atlantic-Congo | | Awutu | | | | авуту | |
| afz | | | I/L | Lakes Plain | | Obokuitai | | | | обокуитаи | |
| aga | | | I/E | unattested | | Aguano | | | | агуано | |
| agb | | | I/L | Atlantic–Congo | | Legbo | | | | легбо | |
| agc | | | I/L | Atlantic–Congo | | Agatu | | | | агату | |
| agd | | | I/L | Trans–New Guinea | | Agarabi | | | | агараби | |
| age | | | I/L | Trans–New Guinea | | Angal | | | | ангал | |
| agf | | | I/L | Austronesian | | Arguni | | | | аргуни | |
| agg | | | I/L | Senagi | | Angor | | | | ангор | |
| agh | | | I/L | Atlantic–Congo | | Ngelima | | | | нгелима | |
| agi | | | I/L | unattested | | Agariya | | | | агария | |
| agj | | | I/L | Afro-Asiatic | | Argobba | | | | аргобба | |
| agk | | | I/L | Austronesian | | Agta, Isarog | | | | исарог-агта | |
| agl | | | I/L | East Strickland | | Fembe | | | | фембе | |
| agm | | | I/L | Angan | | Angaatiha | | | | ангаатиха | |
| agn | | | I/L | Austronesian | | Agutaynen | | | | агутайнен | |
| ago | | | I/L | Angan | | Tainae | | | | тайнаэ | |
| (agp) | | | I/L | Austronesian | | Paranan | | | | паранан | |
| agq | | | I/L | Atlantic–Congo | aghím | Aghem | | | | агхем | |
| agr | | | I/L | Jivaroan | awajun | Aguaruna | | aguaruna | | агуаруна | |
| ags | | | I/L | Atlantic–Congo | | Esimbi | | | | эсимби | |
| agt | | | I/L | Austronesian | | Agta, Central Cagayan | | | | центрально-кагаянский агта | |
| agu | | | I/L | Mayan | awakateko | Aguacateco | | aguacateco | | агуакатеко | |
| agv | | | I/L | Austronesian | | Agta, Remontado | | | | ремонтадо-агта | |
| agw | | | I/L | Austronesian | | Kahua | | | | кахуа | |
| agx | | | I/L | Northeast Caucasian | агъул | Aghul | | aghul | 阿古尔语 | агульский | |
| agy | | | I/L | Austronesian | | Alta, Southern | | | | южный альта | |
| agz | | | I/L | Austronesian | | Agta, Mt. Iriga | | | | агта (мт. Ирига) | |
| aha | | | I/L | Atlantic–Congo | | Ahanta | | | | аханта | |
| ahb | | | I/L | Austronesian | | Axamb | | | | ахамб | |
| (ahe) | | | I/L | spurious language | | Ahe | | | | ахе | |
| ahg | | | I/L | Afro-Asiatic | | Qimant | | | | кимант | |
| ahh | | | I/L | Trans–New Guinea | | Aghu | | | | агху | |
| ahi | | | I/L | Kru | | Aizi, Tiagbamrin | | | | тиагбамрин-айзи | |
| ahk | | | I/L | Sino-Tibetan | | Akha | | | 雅尼语 | акха | |
| ahl | | | I/L | Atlantic–Congo | | Igo | | | | иго | |
| ahm | | | I/L | Kru | | Aizi, Mobumrin | | | | мобумрин-айзи | |
| ahn | | | I/L | Atlantic–Congo | | Àhàn | | | | ахан | |
| aho | | | I/E | Tai–Kadai | | Ahom | | | 阿霍姆语 | ахом | |
| ahp | | | I/L | Atlantic–Congo | | Aizi, Aproumu | | | | апроуму-айзи | |
| ahr | | | I/L | spurious language | | Ahirani | | | | ахирани | |
| ahs | | | I/L | Atlantic–Congo | | Ashe | | | | аше | |
| aht | | | I/L | Na-Dené | | Ahtena | | | | ахтена | |
| aia | | | I/L | Austronesian | | Arosi | | | | ароси | |
| aib | | | I/L | Turkic | | Ainu (China) | aïnou (Chine) | | 艾努语 | айну (Китай) | |
| aic | | | I/L | Border | | Ainbai | | | | айнбай | |
| aid | | | I/E | Pama–Nyungan | | Alngith | | | | ангит | |
| aie | | | I/L | Austronesian | | Amara | | | | амара | |
| aif | | | I/L | Torricelli | | Agi | | | | аги | |
| aig | | | I/L | English Creole | | Antigua and Barbuda Creole English | créole anglais d’Antigua-et-Barbuda | criollo de Antigua y Barbuda | 安提瓜和巴布达克里奥尔英语 | креольский английский (Антигуа и Барбуда) | |
| aih | | | I/L | Tai–Kadai | | Ai-Cham | | | 锦语 | ай-чам | |
| aii | | | I/L | Afro-Asiatic | ܣܘܪܝܝܐ ܣܘܪܝܬ,ܐܬܘܪܝܐ ܣܘܪܝܝܐ | Assyrian Neo-Aramaic | néo-araméen (assyrien) | | | ассирийский новоарамейский | |
| aij | | | I/L | Afro-Asiatic | | Lishanid Noshan | | | | лишанид-ношан | |
| aik | | | I/L | Atlantic–Congo | | Ake | | | | аке | |
| ail | | | I/L | Bosavi | | Aimele | | | | аймеле | |
| aim | | | I/L | Sino-Tibetan | | Aimol | | | | аймол | |
| ain | | ain | I/L | isolate | アイヌ イタク(イタック) | Ainu (Japan) | aïnou (Japon) | | 阿伊努语 | айнский | Ainu |
| aio | | | I/L | Tai–Kadai | | Aiton | | | 艾通语 | айтон | |
| aip | | | I/L | Trans–New Guinea | | Burumakok | | | | бурумакок | |
| aiq | | | I/L | Indo-European | | Aimaq | | | | аймак | |
| air | | | I/L | Tor-Kwerba | | Airoran | | | | айронан | |
| (ais) | | | I/L | Austronesian | | Amis, Nataoran | | | 豆兰阿美语 | натаоран-амис | |
| ait | | | I/E | Tupian | | Arikem | | arikem | | арикем | |
| aiw | | | I/L | South Omotic | | Aari | | | | аари | |
| aix | | | I/L | Austronesian | | Aigon | | | | айгон | |
| aiy | | | I/L | Atlantic–Congo | | Ali | | | | али | |
| (aiz) | | | I/L | Afro-Asiatic | | Aari | | | | аари | |
| aja | | | I/L | Kresh-Aja | | Aja (Sudan) | | | | аджа (Судан) | |
| ajg | | | I/L | Atlantic–Congo | | Aja (Benin) | | | | аджа (Бенин) | |
| aji | | | I/L | Austronesian | | Ajië | | | | аджиэ | |
| ajn | | | I/L | Worroran | | Andajin | | | | антатин | |
| (ajp) | | | I/L | Afro-Asiatic | | Arabic (South Levantine) | arabe (lévantin du Sud) | | 南黎凡特阿拉伯语 | арабский (южно-левантийский) | Arabisch (Südlevantisch) |
| ajs | | | I/L | village sign language | | Algerian Jewish Sign Language | | | | | |
| (ajt) | | | I/L | Afro-Asiatic | | Arabic (Judeo-Tunisian) | arabe (judéo-tunisien) | | | арабский (иудео-тунисский) | |
| aju | | | I/L | Afro-Asiatic | | Arabic (Judeo-Moroccan) | arabe (judéo-marocain) | | | арабский (иудео-марокканский) | |
| ajw | | | I/E | Afro-Asiatic | | Ajawa | | | | аджава | |
| ajz | | | I/L | Sino-Tibetan | | Amri | | | | амри | |
| aka | ak | aka | M/L | Atlantic–Congo | Akan | Akan | akan | acano | 阿坎语 | акан | Akan |
| akb | | | I/L | Austronesian | | Batak Angkola | angkola batak | | | ангкола-батак | |
| akc | | | I/L | isolate | | Mpur | | | | мпур | |
| akd | | | I/L | Atlantic–Congo | | Ukpet-Ehom | | | | укпет-эхом | |
| ake | | | I/L | Cariban | | Akawaio | | | | акавайо | |
| akf | | | I/L | Niger–Congo | | Akpa | | | | акпа | |
| akg | | | I/L | Austronesian | | Anakalangu | | | | анакалангу | |
| akh | | | I/L | Trans–New Guinea | | Angal Heneng | | | | ангал-хененг | |
| aki | | | I/L | Ramu | | Aiome | | | | аиоме | |
| akj | | | I/E | Great Andamanese | | Aka-Jeru | | | | джеру | |
| akk | | akk | I/A | Afro-Asiatic | akkadû | Akkadian | akkadien | acadio | 阿卡德语 | Аккадский | Akkadisch |
| akl | | | I/L | Austronesian | Inakeanon | Aklanon | | | | акланон | |
| akm | | | I/E | Great Andamanese | | Aka-Bo | | | | бо | |
| (akn) | | | I/L | spurious language | | Amikoana | | | | амикоана | |
| ako | | | I/L | Cariban | | Akurio | | akurio | | акурио | |
| akp | | | I/L | Niger–Congo | | Siwu | | | | сиву | |
| akq | | | I/L | Sepik | | Ak | | | | ак | |
| akr | | | I/L | Austronesian | | Araki | | | | араки | |
| aks | | | I/L | Niger–Congo | | Akaselem | | | | акаселем | |
| akt | | | I/L | Austronesian | | Akolet | | | | аколет | |
| aku | | | I/L | Niger–Congo | aakuem | Akum | | | | акум | |
| akv | | | I/L | Northeast Caucasian | | Akhvakh | | akhvakh | | ахвахский | |
| akw | | | I/L | Niger–Congo | | Akwa | | | | аква | |
| akx | | | I/E | Great Andamanese | | Aka-Kede | | | | кеде | |
| aky | | | I/E | Great Andamanese | | Aka-Kol | | | | кол | |
| akz | | | I/L | Muskogean | Albaamo innaaɬiilka | Alabama | | Alabama | | алабама | |
| ala | | | I/L | Niger–Congo | | Alago | | | | алаго | |
| alc | | | I/L | Alacalufan | alacalufe | Qawasqar | | | | каваскар | |
| ald | | | I/L | Niger–Congo | | Alladian | | | | алладиан | |
| ale | | ale | I/L | Eskimo-Aleut | Unangax tunuu | Aleut | aléoute | | 阿留申语 | алеутский | |
| alf | | | I/L | Niger–Congo | | Alege | | | | алеге | |
| alh | | | I/L | Arnhem | | Alawa | | | | алава | |
| ali | | | I/L | Trans–New Guinea | | Amaimon | | | | амаимон | |
| alj | | | I/L | Austronesian | | Alangan | | | | аланган | |
| alk | | | I/L | Austroasiatic | | Alak | | | | алак | |
| all | | | I/L | Dravidian | | Allar | | | | аллар | |
| alm | | | I/L | Austronesian | | Amblong | | | | амблонг | |
| aln | | | I/L | Indo-European | gegnisht | Albanian (Gheg) | albanais (Gheg) | | 盖格阿尔巴尼亚语 | гегский албанский | Albanisch (Gheg) |
| alo | | | I/L | Austronesian | | Larike-Wakasihu | | | | ларике-вакасиху | |
| alp | | | I/L | Austronesian | | Alune | | | | алуне | |
| alq | | | I/L | Algic | Anishnaabemowin (Omaamiwininimowin) | Algonquin | Algonquin | | | алгонкинский | |
| alr | | | I/L | Chukotko-Kamchatkan | | Alutor | | | | алюторский | |
| als | | | I/L | Indo-European | toskërishte | Albanian (Tosk) | albanais (Tosk) | | 托斯克阿尔巴尼亚语 | тоскский албанский | Albanisch (Tosk) |
| alt | | alt | I/L | Turkic | Алтай тили | Altai (Southern) | altaï (du Sud) | altay | 南阿尔泰语 | алтайский | Südaltaisch |
| alu | | | I/L | Austronesian | | 'Are'are | | | | ареаре | |
| alw | | | I/L | Afro-Asiatic | | Alaba | | | | алаба | |
| alx | | | I/L | Torricelli | | Alatil | | | | алатил | |
| aly | | | I/L | Pama–Nyungan | | Alyawarr | | | | аляварр | |
| alz | | | I/L | Nilo-Saharan | | Alur | | | 阿卢尔语 | алур | |
| ama | | | I/E | Tupian | | Amanayé | | amanayé | | аманайе | |
| amb | | | I/L | Niger–Congo | | Ambo | | | 安博语 | амбо | |
| amc | | | I/L | Pano-Tacanan | | Amahuaca | | amahuaca | | амауака | |
| (amd) | | | I/L | spurious language | | Amapá Creole | | | | креольский (амапа) | |
| ame | | | I/L | Arawakan | Yanešač | Yanesha' | | | | янеша | |
| amf | | | I/L | Afro-Asiatic | | Hamer-Banna | | | | хамер-банна | |
| amg | | | I/L | Iwaidjan | | Amarag | | | | амараг | |
| amh | am | amh | I/L | Afro-Asiatic | አማርኛ | Amharic | amharique | amárico | 阿姆哈拉语 | амхарский | Amharisch |
| ami | | | I/L | Austronesian | | Amis | | | 阿美语 | амис | |
| amj | | | I/L | Nilo-Saharan | | Amdang | | | | амданг | |
| amk | | | I/L | Austronesian | | Ambai | | | | амбай | |
| aml | | | I/L | Austroasiatic | | War | | | | вар | |
| amm | | | I/L | Left May | | Ama (Papua New Guinea) | ama (Papouasie-Nouvelle-Guinée) | | | ама | |
| amn | | | I/L | Border | | Amanab | | | | аманаб | |
| amo | | | I/L | Niger–Congo | | Amo | | | | амо | |
| amp | | | I/L | Sepik | | Alamblak | | | | аламблак | |
| amq | | | I/L | Austronesian | | Amahai | | | | амахай | |
| amr | | | I/L | Otomakoan | | Amarakaeri | | | | амаракаери | |
| ams | | | I/L | Japonic | | Amami-Oshima, Southern | | | 南奄美琉球语 | южный амами-ошима | |
| amt | | | I/L | Amto-Musan | | Amto | | | | амто | |
| amu | | | I/L | Oto-Manguean | | Amuzgo, Guerrero | | | | геррерский амусго | |
| amv | | | I/L | Austronesian | | Ambelau | | | | амбелау | |
| amw | | | I/L | Afro-Asiatic | ܐܪܡܝܬ, آرامي | Western Neo-Aramaic | néo-araméen (occidental) | | 西部现代亚拉姆语 | западный новоарамейский | |
| amx | | | I/L | Pama–Nyungan | | Anmatyerre | | | | анматьерре | |
| amy | | | I/L | Northern Daly | | Ami | | | | ами | |
| amz | | | I/E | Pama–Nyungan | | Atampaya | | | | атампая | |
| ana | | | I/E | Barbacoan | | Andaqui | | andaquí | | андаки | |
| anb | | | I/E | Zaparoan | | Andoa | | andoa | | андоа | |
| anc | | | I/L | Afro-Asiatic | | Ngas | | | | нгас | |
| and | | | I/L | Austronesian | | Ansus | | | | ансус | |
| ane | | | I/L | Austronesian | | Xârâcùù | | | | харачыы | |
| anf | | | I/L | Niger–Congo | | Animere | | | | анимере | |
| ang | | ang | I/H | Indo-European | Englisc | Anglo-Saxon or Old English | Anglo-Saxon | | 古英语 | староанглийский | Angelsächsisch (Altenglisch) |
| anh | | | I/L | Trans–New Guinea | | Nend | | | | ненд | |
| ani | | | I/L | Northeast Caucasian | | Andi | | andí | 安迪语 | андийский | |
| anj | | | I/L | Ramu | | Anor | | | | анор | |
| ank | | | I/L | Afro-Asiatic | | Goemai | | | | гоэмай | |
| anl | | | I/L | Sino-Tibetan | | Anu | | | | ану | |
| anm | | | I/L | Sino-Tibetan | | Anal | | anal | | анал | |
| ann | | | I/L | Niger–Congo | | Obolo | | | | оболо | |
| ano | | | I/L | isolate | | Andoque | | | | андоке | |
| anp | | anp | I/L | Indo-European | | Angika | angika | | 安吉卡语 | ангика | |
| anq | | | I/L | Ongan | | Jarawa (India) | jarawa (Inde) | | | джарава | |
| anr | | | I/L | Indo-European | | Andh | | | | андх | |
| ans | | | I/E | Chocoan | | Anserma | | | | ансерма | |
| ant | | | I/L | Pama–Nyungan | | Antakarinya | | | | антакариня | |
| anu | | | I/L | Nilo-Saharan | | Anuak | | | | ануак | |
| anv | | | I/L | Niger–Congo | | Denya | | | | денья | |
| anw | | | I/L | Niger–Congo | | Anaang | | | | анаанг | |
| anx | | | I/L | Austronesian | | Andra-Hus | | | | андра-хус | |
| any | | | I/L | Niger–Congo | | Anyin | | | | аньин | |
| anz | | | I/L | Yele-West New Britain | | Anem | | | | анем | |
| aoa | | | I/L | Portuguese Creole | | Angolar | | | | анголар | |
| aob | | | I/L | Trans–New Guinea | | Abom | | | | абом | |
| aoc | | | I/L | Cariban | | Pemon | | pemón | | пемон | |
| aod | | | I/L | Ramu | | Andarum | | | | андарум | |
| aoe | | | I/L | Trans–New Guinea | | Angal Enen | | | | ангал-энен | |
| aof | | | I/L | Torricelli | | Bragat | | | | брагат | |
| aog | | | I/L | Ramu | | Angoram | | | | ангорам | |
| (aoh) | | | I/E | spurious language | | Arma | | | | арма | |
| aoi | | | I/L | Arnhem | | Anindilyakwa | | | | энинтиляква | |
| aoj | | | I/L | Torricelli | | Mufian | | | | муфиан | |
| aok | | | I/L | Austronesian | | Arhö | | | | архо | |
| aol | | | I/L | Austronesian | | Alor | | | | алорский | |
| aom | | | I/L | Trans–New Guinea | | Ömie | | | | омие | |
| aon | | | I/L | Torricelli | | Arapesh, Bumbita | | | | бумбита-арапеш | |
| aor | | | I/E | Austronesian | | Aore | | | | аоре | |
| aos | | | I/L | Border | | Taikat | | | | тайкат | |
| aot | | | I/L | Sino-Tibetan | | A'tong | | | | атонг | |
| aou | | | I/L | Tai–Kadai | | Gelao | | | | гэлао | |
| aox | | | I/L | Arawakan | | Atorada | | | | аторада | |
| aoz | | | I/L | Austronesian | | Uab Meto | | | | уаб-мето | |
| apb | | | I/L | Austronesian | | Sa'a | | | | саа | |
| apc | | | I/L | Afro-Asiatic | | Arabic (North Levantine) | arabe (lévantin du Nord) | | 北黎凡特阿拉伯语 | арабский (северный левантийский) | |
| apd | | | I/L | Afro-Asiatic | | Arabic (Sudanese) | arabe (soudanais) | | 苏丹阿拉伯语 | арабский (суданский) | |
| ape | | | I/L | Torricelli | | Bukiyip | | | | букийип | |
| apf | | | I/L | Austronesian | | Pahanan Agta | | | | паханан-агта | |
| apg | | | I/L | Austronesian | | Ampanang | | | | ампананг | |
| aph | | | I/L | Sino-Tibetan | | Athpariya | | | | атпария | |
| api | | | I/L | Tupian | | Apiacá | | apiacá | | апиака | |
| apj | | | I/L | Apache | Abáachi mizaa | Apache (Jicarilla) | Apache (Jicarilla) | | | апаче (Хикарилья) | |
| apk | | | I/L | Apache | | Apache (Kiowa) | Apache (Kiowa) | | | апаче (киова) | |
| apl | | | I/L | Apache | | Apache (Lipan) | Apache (Lipan) | | | апаче (липан) | |
| apm | | | I/L | Apache | | Apache (Mescalero-Chiricahua) | Apache (Mescalero-Chiricahua) | | | апаче (мескалеро-чирикахуа) | |
| apn | | | I/L | Macro-Jê | | Apinayé | | | | апинайе | |
| apo | | | I/L | Austronesian | | Apalik | | | | апалик | |
| app | | | I/L | Austronesian | | Apma | | | | апма | |
| apq | | | I/L | Great Andamanese | | A-Pucikwar | | | | пучиквар | |
| apr | | | I/L | Austronesian | | Arop-Lukep | | | | ароп-лукеп | |
| aps | | | I/L | Austronesian | | Arop-Sissano | | | | ароп-сиссано | |
| apt | | | I/L | Sino-Tibetan | | Apatani | | | | апатани | |
| apu | | | I/L | Arawakan | | Apurinã | | | | апурина | |
| apv | | | I/E | Nambikwaran | | Alapmunte | | | | алапмунте | |
| apw | | | I/L | Apache | Ndéé biyáti' | Apache (Western) | Apache (occidental) | | | апаче (западный) | |
| apx | | | I/L | Austronesian | | Aputai | | | | апутай | |
| apy | | | I/L | Cariban | | Apalaí | | apalaí | | апалай | |
| apz | | | I/L | Trans–New Guinea | | Safeyoka | | | | сафейока | |
| aqc | | | I/L | Northeast Caucasian | | Archi | | archi | | арчинский | |
| aqd | | | I/L | Niger–Congo | | Ampari Dogon | | | | ампари-догон | |
| aqg | | | I/L | Niger–Congo | | Arigidi | | | | аригити | |
| aqk | | | I/L | Niger–Congo | | Aninka | | | | | |
| aqm | | | I/L | Trans–New Guinea | | Atohwaim | | | | атохвайм | |
| aqn | | | I/L | Austronesian | | Alta (Northern) | altaïque (du Nord) | | | алта (северный) | |
| aqp | | | I/E | isolate | | Atakapa | | | | атакапа | |
| aqr | | | I/L | Austronesian | | Arhâ | | | | арха | |
| aqt | | | I/L | Mascoian | | Angaité | angaité | | | ангайте | |
| aqz | | | I/L | Tupian | | Akuntsu | | | | акунтсу | |
| ara | ar | ara | M/L | Afro-Asiatic | العربية | Arabic | arabe | árabe | 阿拉伯语 | арабский | Arabisch |
| arb | | | I/L | Afro-Asiatic | لعربية | Arabic (standard) | arabe (standard) | | 标准阿拉伯语 | арабский (стандартный) | Arabisch (Standard-) |
| arc | | arc | I/A | Afro-Asiatic | ܐܪܡܝܐ | Aramaic | araméen | arameo | 阿拉米语 | арамейский | Aramäisch |
| ard | | | I/E | Pama–Nyungan | | Arabana | | | | арапана | |
| are | | | I/L | Pama–Nyungan | | Arrarnta, Western | | | | западный арранта | |
| (arf) | | | I/L | Arafundi | | Arafundi | | | | арафунди | |
| arg | an | arg | I/L | Indo-European | aragonés | Aragonese | aragonais | aragonés | 阿拉贡语 | арагонский | Aragonisch |
| arh | | | I/L | Chibchan | | Arhuaco | | arhuaco | | архуако | |
| ari | | | I/L | Caddoan | sáhniš | Arikara | | | | арикара | |
| arj | | | I/E | Tucanoan | | Arapaso | | | | арапасо | |
| ark | | | I/L | Macro-Jê | | Arikapú | | | | арикапу | |
| arl | | | I/L | Zaparoan | | Arabela | | arabela | | арабела | |
| arn | | arn | I/L | Araucanian | Mapudungun | Araucanian | Araucan | mapudungun | 阿劳坎语 | арауканский (мапудунгун, мапуче) | Mapudungun |
| aro | | | I/L | Pano-Tacanan | | Araona | | | | араона | |
| arp | | arp | I/L | Algic | Hinono'eitiit | Arapaho | Arapaho | Arapaho | 阿拉帕霍语 | арапахо | |
| arq | | | I/L | Afro-Asiatic | | Arabic (Algerian) | arabe (algérien) | | 阿尔及利亚阿拉伯语 | арабский (алжирский) | Arabisch (Algerien) |
| arr | | | I/L | Tupian | | Karo (Brazil) | | | | каро | |
| ars | | | I/L | Afro-Asiatic | | Arabic (Najdi) | arabe (Najdi) | | 纳吉迪阿拉伯语 | арабский (наджди) | Arabisch (Nadji) |
| aru | | | I/E | Arawan | | Arua | | | | аруа | |
| arv | | | I/L | Afro-Asiatic | | Arbore | | | | арборе | |
| arw | | arw | I/L | Maipurean | | Arawak | Arawak | | 阿拉瓦克语 | аравакский | |
| arx | | | I/L | Tupian | | Aruá | | aruá | | аруа | |
| ary | | | I/L | Afro-Asiatic | | Arabic (Moroccan) | arabe (marocain) | | 摩洛哥阿拉伯语 | марокканский арабский | |
| arz | | | I/L | Afro-Asiatic | | Arabic (Egyptian) | arabe (égyptien) | | 埃及阿拉伯语 | егитпетский арабский | |
| asa | | | I/L | Niger–Congo | | Asu (Tanzania) | | | | асу | |
| asb | | | I/L | Siouan | Nakʰóda | Assiniboine | assiniboine | assiniboine | | ассинибойне | |
| asc | | | I/L | Trans–New Guinea | | Asmat, Casuarina Coast | | | | асмат (побережье Касуарина) | |
| (asd) | | | I/L | Trans–New Guinea | | Asas | | | | асас | |
| ase | | | I/L | French Sign | | American Sign Language | langue des signes américaine | lengua de señas americana | 美国手语 | американский жестовый | |
| asf | | | I/L | BANZSL | | Australian Sign Language | langue des signes australienne | | 澳大利亚手语 | австралийский жестовый | |
| asg | | | I/L | Niger–Congo | | Cishingini | | | | кишингини | |
| ash | | | I/E | Tequiraca–Canichana | | Abishira | | | | абишира | |
| asi | | | I/L | Trans–New Guinea | | Buruwai | | | | буруваи | |
| asj | | | I/L | Niger–Congo | | Nsari | | | | нсари | |
| ask | | | I/L | Indo-European | | Ashkun | | | | ашкун | |
| asl | | | I/L | Austronesian | | Asilulu | | | | асилулу | |
| asm | as | asm | I/L | Indo-European | অসমীয়া | Assamese | assamais | asamés | 阿萨姆语 | ассамский | Asamiya |
| asn | | | I/L | Tupian | | Asuriní, Xingú | | asuriní xingú | | шингу-асурини | |
| aso | | | I/L | Trans–New Guinea | | Dano | | | | дано | |
| asp | | | I/L | French Sign | | Algerian Sign Language | langue des signes algérienne | | 阿尔及利亚手语 | алжирский жестовый | |
| asq | | | I/L | French Sign | | Austrian Sign Language | langue des signes autrichienne | | 奥地利手语 | австрийский жестовый | |
| asr | | | I/L | Austroasiatic | | Asuri | | | | асури | |
| ass | | | I/L | Niger–Congo | | Ipulo | | | | ипуло | |
| ast | | ast | I/L | Indo-European | asturianu | Asturian | asturien | asturiano | 阿斯图里亚斯语 | астурийский | Asturisch |
| asu | | | I/L | Tupian | | Asuriní | | asuriní | | асурини | |
| asv | | | I/L | Nilo-Saharan | | Asoa | | | | асоа | |
| asw | | | I/L | Australian Aboriginal Sign | | Australian Aborigines Sign Language | | | 澳大利亚原住民手语 | жестовые языки австралийских аборигенов | |
| asx | | | I/L | Trans–New Guinea | | Muratayak | | | | муратаяк | |
| asy | | | I/L | Trans–New Guinea | | Asmat (Yaosakor) | | | | асмат (яосакор) | |
| asz | | | I/L | Austronesian | | As | | | | ас | |
| ata | | | I/L | Yele-West New Britain | | Pele-Ata | | | | пеле-ата | |
| atb | | | I/L | Sino-Tibetan | | Zaiwa | | | 载瓦语 | зайва | |
| atc | | | I/E | Pano-Tacanan | | Atsahuaca | | atsawaka | | атсауака | |
| atd | | | I/L | Austronesian | | Manobo, Ata | | | | ата-манобо | |
| ate | | | I/L | Trans–New Guinea | | Atemble | | | | атембле | |
| (atf) | | | I/L | spurious language | | Atuence | | | | атуэнке | |
| atg | | | I/L | Niger–Congo | | Ivbie North-Okpela-Arhe | | | | северно-окпела-арче ивбиэ | |
| ati | | | I/L | Niger–Congo | | Attié | | | | аттиэ | |
| atj | | | I/L | Algic | Atikamekw | Atikamekw | atikamekw | | | атикамек | |
| atk | | | I/L | Austronesian | | Ati | | | | ати | |
| atl | | | I/L | Austronesian | | Agta (Mt. Iraya) | | | | агта (гора Ирая) | |
| atm | | | I/L | Yele-West New Britain | | Ata | | | | ата | |
| atn | | | I/L | Indo-European | | Ashtiani | | | | аштиани | |
| ato | | | I/L | Niger–Congo | | Atong | | | | атонг | |
| atp | | | I/L | Austronesian | | Atta (Pudtol) | | | | атта (пудтол) | |
| atq | | | I/L | Austronesian | | Aralle-Tabulahan | | | | аралле-табулахан | |
| atr | | | I/L | Cariban | | Atruahí | | atruahí | | атруахи | |
| ats | | | I/L | Algic | | Gros Ventre | | | | грос вентре | |
| att | | | I/L | Austronesian | | Atta (Pamplona) | | | | атта (памплона) | |
| atu | | | I/L | Nilo-Saharan | | Reel | | | | реель | |
| atv | | | I/L | Turkic | | Altai (Northern) | altaï (du Nord) | | 北阿尔泰语 | алтайский северный | |
| atw | | | I/L | Hokan | | Atsugewi | | | | атсугеви | |
| atx | | | I/L | Arutani–Sape | | Arutani | | | | арутани | |
| aty | | | I/L | Austronesian | | Aneityum | | | | анейтьюм | |
| atz | | | I/L | Austronesian | | Arta | | | | арта | |
| aua | | | I/L | Austronesian | | Asumboa | | | | асумбоа | |
| aub | | | I/L | Sino-Tibetan | | Alugu | | | | алугу | |
| auc | | | I/L | isolate | Huao Terero | Waorani | | | | ваорани | |
| aud | | | I/L | Austronesian | | Anuta | | | | анута | |
| (aue) | | | I/L | Kx'a | | ǂKx’auǁ’ein | | | | чъкхаулъэйн | |
| aug | | | I/L | Niger–Congo | | Aguna | | | | агуна | |
| auh | | | I/L | Niger–Congo | | Aushi | | | | ауши | |
| aui | | | I/L | Austronesian | | Anuki | | | | ануки | |
| auj | | | I/L | Afro-Asiatic | | Awjilah | | | | авджила | |
| auk | | | I/L | Torricelli | | Heyo | | | | хейо | |
| aul | | | I/L | Austronesian | | Aulua | | | | аулуа | |
| aum | | | I/L | Niger–Congo | | Asu (Nigeria) | | | | асу (Нигерия) | |
| aun | | | I/L | Torricelli | | One, Molmo | | | | молмо-оне | |
| auo | | | I/E | Afro-Asiatic | | Auyokawa | | | | ауйокава | |
| aup | | | I/L | Trans–New Guinea | | Makayam | | | | макаям | |
| auq | | | I/L | Austronesian | | Anus | | | | анус | |
| aur | | | I/L | Torricelli | | Aruek | | | | аруэк | |
| aut | | | I/L | Austronesian | | Austral | austral | | | аустрал | |
| auu | | | I/L | Trans–New Guinea | | Auye | | | | ауйе | |
| (auv) | | | I/L | Indo-European | | Auvergnat | | | | овернский диалект | |
| auw | | | I/L | Border | | Awyi | | | | авьи | |
| aux | | | I/E | Tupian | | Aurá | | | | аура | |
| auy | | | I/L | Trans–New Guinea | | Awiyaana | | | | авияана | |
| auz | | | I/L | Afro-Asiatic | | Arabic (Uzbeki) | arabe (ouzbek) | | 乌兹别克阿拉伯语 | арабский (Узбекистан) | Arabisch (Uzbekistan) |
| ava | av | ava | I/L | Northeast Caucasian | авар | Avaric | avar | avaro | 阿瓦尔语 | аварский | |
| avb | | | I/L | Austronesian | | Avau | | | | авау | |
| avd | | | I/L | Indo-European | | Alviri-Vidari | | | | алвири-видари | |
| ave | ae | ave | I/A | Indo-European | avesta | Avestan | avestique | | 阿维斯陀语 | авестийский | |
| avi | | | I/L | Niger–Congo | | Avikam | | | 阿维坎语 | авикам | |
| avk | | | I/C | constructed | Kotava | Kotava | kotava | kotava | | Котава | |
| avl | | | I/L | Afro-Asiatic | | Arabic (Eastern Egyptian Bedawi) | arabe (Bédawi égyptien oriental) | | | арабский (восточный египетский бедави) | Arabisch (Ostägypten) |
| avm | | | I/E | Pama–Nyungan | | Angkamuthi | | | | ангкамути | |
| avn | | | I/L | Niger–Congo | | Avatime | | | 阿瓦蒂梅语 | аватиме | |
| avo | | | I/E | Arawakan | | Agavotaguerra | | | | агавотагерра | |
| avs | | | I/E | Zaparoan | | Aushiri | | aushiri | | аушири | |
| avt | | | I/L | Torricelli | | Au | | | | ау | |
| avu | | | I/L | Nilo-Saharan | | Avokaya | | | | авокая | |
| avv | | | I/L | Tupian | | Avá-Canoeiro | | avá-canoeiro | | ава-каноэйро | |
| awa | | awa | I/L | Indo-European | आवधी | Awadhi | awadhi | awadhi | 阿瓦德语 | авадхи | |
| awb | | | I/L | Trans–New Guinea | | Awa | | awá | | ава | |
| awc | | | I/L | Niger–Congo | | Acipa (Western) | | | | ачипа | |
| awe | | | I/L | Tupian | | Awetí | | awetí | | авети | |
| awg | | | I/E | Pama–Nyungan | | Anguthimri | | | | ангутимри | |
| awh | | | I/L | Trans–New Guinea | | Awbono | | | | авбоно | |
| awi | | | I/L | Trans–New Guinea | | Aekyom | | | | аэкьом | |
| awk | | | I/E | Pama–Nyungan | | Awabakal | | | | авапакал | |
| awm | | | I/L | Trans–New Guinea | | Arawum | | | | аравум | |
| awn | | | I/L | Afro-Asiatic | | Awngi | | | | авнги | |
| awo | | | I/L | Niger–Congo | | Awak | | | | авак | |
| awr | | | I/L | Lakes Plain | | Awera | | | | авера | |
| aws | | | I/L | Trans–New Guinea | | Awyu (South) | | | | авью (южный) | |
| awt | | | I/L | Tupian | | Araweté | | araweté | | аравете | |
| awu | | | I/L | Trans–New Guinea | | Awyu (Central) | | | | авью (центральный) | |
| awv | | | I/L | Trans–New Guinea | | Awyu (Jair) | | | | авью (джаир) | |
| aww | | | I/L | Trans–New Guinea | | Awun | | | | авун | |
| awx | | | I/L | Trans–New Guinea | | Awara | | | | авара | |
| awy | | | I/L | Trans–New Guinea | | Awyu (Edera) | | | | авью (эдера) | |
| axb | | | I/E | Guaicuruan | | Abipon | | | | абипон | |
| axe | | | I/E | Pama–Nyungan | | Ayerrerenge | | | | айерренге | |
| axg | | | I/E | unclassified | | Arára (Mato Grosso) | | | | арара (Мату-Гросу) | |
| axk | | | I/L | Niger–Congo | | Yaka (Central African Republic) | | | | яка (ЦАР) | |
| axl | | | I/E | Pama–Nyungan | | Lower Southern Aranda | | | | нижне-южный аранта | |
| axm | | | I/H | Indo-European | | Armenian, Middle | arménien (moyen) | | 中古亚美尼亚语 | средний армянский | |
| axx | | | I/L | Austronesian | | Xaragure | | | | харагуре | |
| aya | | | I/L | Ramu | | Awar | | | | авар | |
| ayb | | | I/L | Niger–Congo | | Gbe, Ayizo | | | | айизо | |
| ayc | | | I/L | Aymaran | | Aymara, Southern | | | 南艾马拉语 | южный аймара | |
| ayd | | | I/E | Pama–Nyungan | | Ayabadhu | | | | аяпату | |
| aye | | | I/L | Niger–Congo | | Ayere | | | | айере | |
| ayg | | | I/L | Niger–Congo | | Ginyanga | | | | гиньянга | |
| ayh | | | I/L | Afro-Asiatic | | Arabic (Hadrami) | arabe (Hadrami) | | | арабский (хадрами) | Arabisch (Hadrami) |
| ayi | | | I/L | Niger–Congo | | Yigha | | | | Йигха | |
| ayk | | | I/L | Niger–Congo | | Akuku | | | | акуку | |
| ayl | | | I/L | Afro-Asiatic | | Arabic (Libyan) | arabe (lybien) | | 利比亚阿拉伯语 | арабский (ливийский) | Arabisch (Lybien) |
| aym | ay | aym | M/L | Aymaran | aymar | Aymara | aymara | aimara | 艾马拉语 | аймара | Aymara |
| ayn | | | I/L | Afro-Asiatic | | Arabic (Sanaani) | arabe (Sanaani) | | 萨那阿拉伯语 | арабский (санаани) | Arabisch (Sanaani) |
| ayo | | | I/L | Zamucoan | | Ayoreo | | | | айорео | |
| ayp | | | I/L | Afro-Asiatic | | Arabic (North Mesopotamian) | arabe (mésopotamien du Nord) | | 北美索不达米亚阿拉伯语 | арабский (северный месопотамский) | Arabisch (Nordmesopotamien) |
| ayq | | | I/L | Sepik | | Ayi (Papua New Guinea) | | | | айи (Папуа-Новая Гвинея) | |
| ayr | | | I/L | Aymaran | | Aymara (Central) | | | 中艾马拉语 | центральный аймара | |
| ays | | | I/L | Austronesian | | Ayta (Sorsogon) | | | | сорсогонский айта | |
| ayt | | | I/L | Austronesian | | Ayta (Bataan) | | | | батаанский айта | |
| ayu | | | I/L | Niger–Congo | | Ayu | | | | аю | |
| (ayx) | | | I/L | Sino-Tibetan | | Ayi (China) | | | | айи (Китай) | |
| (ayy) | | | I/E | spurious language | | Ayta, Tayabas | | | | таябасский айта | |
| ayz | | | I/L | West Papuan | | Mai Brat | | | | маи-брат | |
| aza | | | I/L | Sino-Tibetan | | Azha | | | | ажа | |
| azb | | | I/L | Turkic | | Azerbaijani, South | azéri (du Sud) | | 南阿塞拜疆语 | южный азербайджанский | |
| azd | | | I/L | Uto-Aztecan | | Eastern Durango Nahuatl | | | | восточнодурангский науатль | |
| aze | az | aze | M/L | Turkic | Azərbaycan | Azerbaijani | azéri | azerbayano | 阿塞拜疆语 | азербайджанский | Aserbaidschanisch |
| azg | | | I/L | Oto-Manguean | | Amuzgo (San Pedro Amuzgos) | | | | сан-педро амусгосский амусго | |
| azj | | | I/L | Azeri | | Azerbaijani (North) | azéri (du Nord) | | 北阿塞拜疆语 | азербайджанский северный | Aserbaidschanisch (Nord-) |
| azm | | | I/L | Oto-Manguean | | Amuzgo (Ipalapa) | | | | ипалапанский амусго | |
| azn | | | I/L | Uto-Aztecan | | Western Durango Nahuatl | | | | западно-дурангский науатль | |
| azo | | | I/L | Niger–Congo | | Awing | | | | авинг | |
| (azr) | | | I/L | Austronesian | | Adzera | | | | адзера | |
| azt | | | I/L | Austronesian | | Atta (Faire) | | | | файре-атта | |
| azz | | | I/L | Uto-Aztecan | | Nahuatl (Highland Puebla) | | | | горно-пуэбланский науатль | |