| ISO 3166 alpha | art-006 |
| CK | |
| Afrikaans | afr-000 | Cookeilande |
| Aghem | agq-000 | Chwɨla ŋ̀ Kûʔ |
| Akan | aka-000 | Kook Nsupɔw |
| toskërishte | als-000 | Ishujt Kuk |
| አማርኛ | amh-000 | ኩክ ደሴቶች |
| العربية | arb-000 | جزر كوك |
| ISO 3166 alpha | art-006 | COK |
| UN M.49 | art-279 | 184 |
| UNDP Country Codes | art-294 | CKI |
| FAO Country Code | art-296 | 47 |
| GAUL Country Codes | art-297 | 60 |
| Kipare | asa-000 | Vithiwa vya Cook |
| asturianu | ast-000 | Islles Cook |
| azərbaycanca | azj-000 | Kuk adaları |
| Азәрбајҹан дили | azj-001 | Кук адалары |
| bamanankan | bam-000 | Kuki Gun |
| ɓàsàa | bas-000 | Bìòn bi Kook |
| беларуская | bel-000 | Астравы Кука |
| বাংলা | ben-000 | কুক দ্বীপপুঞ্জ |
| Ekibena | bez-000 | Ifisima fya Kook |
| བོད་སྐད་ | bod-000 | ཀཱུག གླིང་ཕྲེན་རྒྱལ་ཁབ། |
| bosanski | bos-000 | Kukova Ostrva |
| босански | bos-001 | Кукова Острва |
| brezhoneg | bre-000 | Inizi Cook |
| बरʼ | brx-000 | कुक द्वीप |
| български | bul-000 | острови Кук |
| català | cat-000 | Illes Cook |
| čeština | ces-000 | Cookovy ostrovy |
| Rukiga | cgg-000 | Ebizinga bya Kuuku |
| нохчийн мотт | che-000 | Кукан гӀайренаш |
| ᏣᎳᎩ ᎧᏬᏂᎯᏍᏗ | chr-000 | ᎠᏓᏍᏓᏴᎲᏍᎩ ᏚᎦᏚᏛᎢ |
| 普通话 | cmn-000 | 库克群岛 |
| 國語 | cmn-001 | 庫克群島 |
| Cymraeg | cym-000 | Ynysoedd Cook |
| dansk | dan-000 | Cookøerne |
| Kitaita | dav-000 | Visiwa vya Cook |
| Deutsch | deu-000 | Cookinseln |
| zarmaciine | dje-000 | Kuuk gungey |
| dolnoserbska reč | dsb-000 | Cookowe kupy |
| རྫོང་ཁ་ | dzo-000 | ཀུག་གླིང་ཚོམ |
| Kĩembu | ebu-000 | Visiwa vya Cook |
| eesti | ekk-000 | Cooki saared |
| ελληνικά | ell-000 | Νήσοι Κουκ |
| ἑλληνικά | ell-008 | Νῆσοι Κούκ |
| English | eng-000 | Cook Islands |
| English | eng-000 | the Cook Islands |
| 𐐀𐑍𐑊𐐮𐑇 | eng-006 | 𐐗𐐳𐐿 𐐌𐑊𐐲𐑌𐐼𐑆 |
| Esperanto | epo-000 | Kukinsuloj |
| euskara | eus-000 | Cook uharteak |
| Ɛʋɛgbɛ | ewe-000 | Kook ƒudomekpo nutome |
| ewondo | ewo-000 | Minlán Mí kúg |
| føroyskt | fao-000 | Cooksoyggjar |
| Wikang Filipino | fil-000 | Cook Islands |
| suomi | fin-000 | Cookinsaaret |
| français | fra-000 | Cook |
| français | fra-000 | les Îles Cook |
| français | fra-000 | Îles Cook |
| français canadien | fra-012 | îles Cook |
| Frysk | fry-000 | Cookeilannen |
| Pulaar | fuc-000 | Duuɗe Kuuk |
| lenghe furlane | fur-000 | Isulis Cook |
| Gàidhlig | gla-000 | Eileanan Cook |
| Gaeilge | gle-000 | Oileáin Cook |
| galego | glg-000 | Illas Cook |
| Schwizerdütsch | gsw-000 | Cook-Insle |
| ગુજરાતી | guj-000 | કુક આઇલેન્ડ્સ |
| Ekegusii | guz-000 | Visiwa vya Cook |
| Hausa | hau-000 | Tsibiran Kuku |
| עברית | heb-000 | איי קוק |
| हिन्दी | hin-000 | कुक द्वीपसमूह |
| hrvatski | hrv-000 | Cookovi Otoci |
| hornjoserbšćina | hsb-000 | Cookowe kupy |
| magyar | hun-000 | Cook-szigetek |
| արևելահայերեն | hye-000 | Կուկի կղզիներ |
| interlingua | ina-000 | Insulas Cook |
| bahasa Indonesia | ind-000 | Kepulauan Cook |
| íslenska | isl-000 | Cooks-eyjar |
| italiano | ita-000 | Isole Cook |
| Kimachame | jmc-000 | Visiwa vya Cook |
| 日本語 | jpn-000 | クック諸島 |
| Taqbaylit | kab-000 | Tigzirin n Kuk |
| kalaallisut | kal-000 | Cook qeqertaq |
| Kĩkamba | kam-000 | Isiwa sya Cook |
| ಕನ್ನಡ | kan-000 | ಕುಕ್ ದ್ವೀಪಗಳು |
| كأشر | kas-000 | کُک جٔزیٖرٕ |
| ქართული | kat-000 | კუკის კუნძულები |
| қазақ | kaz-000 | Кук аралдары |
| Chimakonde | kde-000 | Chisiwa cha Cook |
| kriolu kabuverdianu | kea-000 | Ilhas Kuk |
| монгол | khk-000 | Күүкийн арлууд |
| ភាសាខ្មែរ | khm-000 | កោះខូក |
| Koyra Chiini | khq-000 | Kuuk gungey |
| Gĩkũyũ | kik-000 | Visiwa vya Cook |
| кыргыз | kir-000 | Кук аралдары |
| Kalenjin | kln-000 | Ikwembeyotab Cook |
| 한국어 | kor-000 | 쿡 제도 |
| Kishambaa | ksb-000 | Visiwa vya Cook |
| rikpa | ksf-000 | zɛ i kúk |
| Kölsch | ksh-000 | de Kuuk-Enselle |
| Kɨlaangi | lag-000 | Visíiwa vya Kúuku |
| ລາວ | lao-000 | ໝູ່ເກາະຄຸກ |
| lingála | lin-000 | Bisanga bya Kookɛ |
| lietuvių | lit-000 | Kuko Salos |
| Lëtzebuergesch | ltz-000 | Cookinselen |
| Tshiluba | lub-000 | Lutanda lua Kookɛ |
| Oluganda | lug-000 | Bizinga bya Kkuki |
| Dholuo | luo-000 | Cook Islands |
| Oluluyia | luy-000 | Visiwa vya Cook |
| latviešu | lvs-000 | Kuka salas |
| മലയാളം | mal-000 | കുക്ക് ദ്വീപുകൾ |
| मराठी | mar-000 | कुक बेटे |
| ɔl Maa | mas-000 | Visiwa vya Cook |
| Kĩmĩrũ | mer-000 | Aĩrandi cia Cook |
| morisyin | mfe-000 | Zil Cook |
| македонски | mkd-000 | Кукови Острови |
| Malti | mlt-000 | Gżejjer Cook |
| mundaŋ | mua-000 | kook ma laŋne |
| မြန်မာဘာသာ | mya-000 | ကွတ် ကျွန်းစု |
| مازرونی | mzn-000 | کوک جزایر |
| Nàmá | naq-000 | Cook Islands |
| isiNdebele | nde-000 | Cook Islands |
| Plattdüütsch | nds-000 | Cook-Eilannen |
| Nederlands | nld-000 | Cookeilanden |
| Kwasio | nmg-000 | Maŋ́ má Kook |
| nynorsk | nno-000 | Cookøyane |
| bokmål | nob-000 | Cookøyene |
| नेपाली | npi-000 | कुक टापुहरु |
| Naadh | nus-000 | Kuk ɣa̱ylɛn |
| Runyankore | nyn-000 | Ebizinga bya Kuuku |
| ଓଡ଼ିଆ | ory-000 | କୁକ୍ ଆଇସଲ୍ୟାଣ୍ଡ |
| ਪੰਜਾਬੀ | pan-000 | ਕੁੱਕ ਟਾਪੂ |
| فارسی | pes-000 | جزایر کوک |
| fiteny Malagasy | plt-000 | Nosy Kook |
| polski | pol-000 | Wyspy Cooka |
| português | por-000 | Ilhas Cook |
| Kihorombo | rof-000 | Visiwa vya Cook |
| lingua rumantscha | roh-000 | Inslas Cook |
| română | ron-000 | Insulele Cook |
| Kirundi | run-000 | Izinga rya Kuku |
| русский | rus-000 | Острова Кука |
| русский язык на Украине | rus-008 | О-ва Кука |
| Kiruwa | rwk-000 | Visiwa vya Cook |
| Sängö | sag-000 | âzûâ Kûku |
| Samburu | saq-000 | Visiwa vya Cook |
| Ishisangu | sbp-000 | Figunguli fya Kooki |
| cisena | seh-000 | Ilhas Cook |
| Koyraboro senni | ses-000 | Kuuk gungey |
| Tacelḥit | shi-001 | tigzirin n kuk |
| ⵜⴰⵛⵍⵃⵉⵜ | shi-003 | ⵜⵉⴳⵣⵉⵔⵉⵏ ⵏ ⴽⵓⴽ |
| සිංහල | sin-000 | කුක් දූපත් |
| slovenčina | slk-000 | Cookove ostrovy |
| slovenščina | slv-000 | Cookovi otoki |
| davvisámegiella | sme-000 | Cook-sullot |
| anarâškielâ | smn-000 | Cooksuolluuh |
| chiShona | sna-000 | Zvitsuwa zveCook |
| Soomaaliga | som-000 | Jaziiradda Cook |
| español | spa-000 | Islas Cook |
| español | spa-000 | las Islas Cook |
| српски | srp-000 | Кукова Острва |
| srpski | srp-001 | Kukova Ostrva |
| svenska | swe-000 | Cooköarna |
| Kiswahili | swh-000 | Visiwa vya Cook |
| தமிழ் | tam-000 | குக் தீவுகள் |
| tatar tele | tat-000 | Кук утраулары |
| తెలుగు | tel-000 | కుక్ దీవులు |
| Ateso | teo-000 | Visiwa vya Cook |
| тоҷикӣ | tgk-000 | Ҷазираҳои Кук |
| ภาษาไทย | tha-000 | หมู่เกาะคุก |
| ትግርኛ | tir-000 | ኩክ ደሴቶች |
| lea fakatonga | ton-000 | ʻOtumotu Kuki |
| Türkçe | tur-000 | Cook Adaları |
| Tásàwàq | twq-000 | Kuuk gungey |
| Tamaziɣt | tzm-001 | Tigzirin n Kuk |
| ئۇيغۇرچە | uig-000 | كۇك ئاراللىرى |
| українська | ukr-000 | Острови Кука |
| اردو | urd-000 | کک آئلینڈز |
| بھارتی اردو | urd-003 | جزائر کک |
| oʻzbek | uzn-000 | Kuk orollari |
| Ўзбекча | uzn-001 | Кук ороллари |
| ꕙꔤ | vai-000 | ꖏꕃ ꔳꘋꗣ |
| Vai | vai-001 | Kóki Tiŋŋɛ |
| tiếng Việt | vie-000 | Quần đảo Cook |
| Kyivunjo | vun-000 | Visiwa vya Cook |
| Walser | wae-000 | Cookinslä |
| kàllaama wolof | wol-000 | Duni Kuuk |
| Lusoga | xog-000 | Ebizinga bya Kkuki |
| nuasúɛ | yav-000 | Kúuke |
| ייִדיש | ydd-000 | קוק אינזלען |
| èdè Yorùbá | yor-000 | Orílẹ́ède Etíokun Kùúkù |
| èdè Yorùbá Orílẹ̀-èdè Olómìnira ilẹ̀ Benin | yor-011 | Orílɛ́ède Etíokun Kùúkù |
| 廣東話 | yue-000 | 庫克群島 |
| ⵜⴰⵎⴰⵣⵉⵖⵜ | zgh-000 | ⵜⵉⴳⵣⵉⵔⵉⵏ ⵏ ⴽⵓⴽ |
| Bahasa Malaysia | zsm-000 | Kepulauan Cook |
| isiZulu | zul-000 | i-Cook Islands |