| Kölsch | ksh-000 |
| Frankfurt am Main | |
| Afrikaans | afr-000 | Frankfurt am Main |
| toskërishte | als-000 | Frankfurti mbi Main |
| Englisce sprǣc | ang-000 | Frankfurt |
| العربية | arb-000 | فرانكفورت |
| luenga aragonesa | arg-000 | Fráncfort d’o Meno |
| asturianu | ast-000 | Frankfurt |
| azərbaycanca | azj-000 | Frankfurt |
| тарашкевіца | bel-001 | Франкфурт-на-Майне |
| bosanski | bos-000 | Frankfurt am Main |
| brezhoneg | bre-000 | Frankfurt am Main |
| български | bul-000 | Франкфурт на Майн |
| català | cat-000 | Frankfurt del Main |
| čeština | ces-000 | Frankfurt nad Mohanem |
| 普通话 | cmn-000 | 法兰克福 |
| Kernowek | cor-000 | Frankfurt |
| lingua corsa | cos-000 | Francuforte nant’à u Menu |
| Cymraeg | cym-000 | Frankfurt am Main |
| dansk | dan-000 | Frankfurt am Main |
| Deutsch | deu-000 | Frankfurt am Main |
| Zazaki | diq-000 | Frankfurtê Maini |
| dolnoserbska reč | dsb-000 | Frankfurt nad Menem |
| eesti | ekk-000 | Frankfurt |
| ελληνικά | ell-000 | Φρανκφούρτη |
| English | eng-000 | Frankfurt |
| Esperanto | epo-000 | Frankfurto ĉe Majno |
| euskara | eus-000 | Frankfurt |
| føroyskt | fao-000 | Frankfurt am Main |
| suomi | fin-000 | Frankfurt am Main |
| français | fra-000 | Francfort-sur-le-Main |
| lenga arpitana | frp-000 | Francfort |
| Frysk | fry-000 | Frankfurt |
| Gàidhlig | gla-000 | Frankfurt |
| Gaeilge | gle-000 | Frankfurt |
| galego | glg-000 | Frankfurt - Frankfurt am Main |
| yn Ghaelg | glv-000 | Frankfurt |
| kreyòl ayisyen | hat-000 | Frankfurt |
| Srpskohrvatski | hbs-001 | Frankfurt na Majni |
| עברית | heb-000 | פרנקפורט |
| hrvatski | hrv-000 | Frankfurt na Majni |
| magyar | hun-000 | Frankfurt am Main |
| արևելահայերեն | hye-000 | Ֆրանկֆուրտ |
| Ido | ido-000 | Frankfurt am Main |
| interlingua | ina-000 | Frankfurt am Main |
| íslenska | isl-000 | Frankfurt |
| italiano | ita-000 | Francoforte sul Meno |
| Basa Banyumasan | jav-001 | Frankfurt am Main |
| 日本語 | jpn-000 | フランクフルト・アム・マイン |
| ქართული | kat-000 | მაინის ფრანკფურტი |
| Kurmancî | kmr-000 | Frankfurt |
| 한국어 | kor-000 | 프랑크푸르트 |
| Ladino | lad-001 | Frankfurt |
| latine | lat-000 | Francofurtum ad Moenum |
| lengua lígure | lij-000 | Francoforte inscio Men |
| Limburgs | lim-000 | Frankfurt am Main |
| lietuvių | lit-000 | Frankfurtas prie Maino |
| lengua lumbarda | lmo-000 | Frankfurt |
| Lëtzebuergesch | ltz-000 | Frankfurt am Main |
| latviešu | lvs-000 | Frankfurte pie Mainas |
| मराठी | mar-000 | फ्रांकफुर्ट |
| македонски | mkd-000 | Франкфурт |
| napulitano | nap-000 | Frankfurt |
| dorerin Naoero | nau-000 | Frankfurt |
| Nāhuatlahtōlli | nci-000 | Frankfurt in Main |
| Plattdüütsch | nds-000 | Frankfort an’n Main |
| Nederlands | nld-000 | Frankfurt am Main |
| nynorsk | nno-000 | Frankfurt am Main |
| bokmål | nob-000 | Frankfurt am Main |
| occitan | oci-000 | Francfòrt de Men |
| Amanung Sisuan | pam-000 | Frankfurt |
| Pennsilfaanisch Deitsch | pdc-000 | Frankfurt |
| فارسی | pes-000 | فرانکفورت |
| lenga piemontèisa | pms-000 | Franchfort sël Men |
| polski | pol-000 | Frankfurt nad Menem |
| português | por-000 | Frankfurt am Main |
| Runa Simi | que-000 | Frankfurt |
| lingua rumantscha | roh-000 | Frankfurt |
| română | ron-000 | Frankfurt pe Main |
| limba armãneascã | rup-000 | Frankfurt am Main |
| русский | rus-000 | Франкфурт-на-Майне |
| lingua siciliana | scn-000 | Francuforti suprô Menu |
| Scots leid | sco-000 | Frankfurt |
| Žemaitiu | sgs-000 | Frankforts |
| slovenčina | slk-000 | Frankfurt nad Mohanom |
| slovenščina | slv-000 | Frankfurt na Majni |
| davvisámegiella | sme-000 | Frankfurt |
| Soomaaliga | som-000 | Frankfurt |
| español | spa-000 | Fráncfort del Meno |
| српски | srp-000 | Франкфурт на Мајни |
| svenska | swe-000 | Frankfurt am Main |
| Kiswahili | swh-000 | Frankfurt am Main |
| lia-tetun | tet-000 | Frankfurt |
| Tagalog | tgl-000 | Frankfurt |
| ภาษาไทย | tha-000 | ฟรังค์ฟูร์ทอัมไมน์ |
| Türkçe | tur-000 | Frankfurt am Main |
| українська | ukr-000 | Франкфурт-на-Майні |
| oʻzbek | uzn-000 | Frankfurt am Main |
| łéngua vèneta | vec-000 | Francoforte sul Meno |
| tiếng Việt | vie-000 | Frankfurt am Main |
| Vlaams | vls-000 | Frankfurt |
| Volapük | vol-000 | Frankfurt len Main |
| isiXhosa | xho-000 | Frankfurt |
| Nourmaund | xno-000 | Francfort-sur-le-Main |
| ייִדיש | ydd-000 | פראנקפורט |
| Bahasa Malaysia | zsm-000 | Frankfurt |
| isiZulu | zul-000 | Frankfurt |