| Esperanto | epo-000 |
| Veclaro | |
| Afrikaans | afr-000 | Wetzlar |
| toskërishte | als-000 | Vetclar |
| العربية | arb-000 | ويتزلا |
| Classical Arabic—ASJP | arb-001 | Wītzlā |
| bosanski | bos-000 | Wetzlar |
| brezhoneg | bre-000 | Wetzlar |
| български | bul-000 | Вецлар |
| català | cat-000 | Wetzlar |
| čeština | ces-000 | Wetzlar |
| 普通话 | cmn-000 | 韦茨拉尔 |
| Hànyǔ | cmn-003 | Wéicílāěr |
| Cymraeg | cym-000 | Wetzlar |
| dansk | dan-000 | Wetzlar |
| Deutsch | deu-000 | Wetzlar |
| eesti | ekk-000 | Wetzlar |
| ελληνικά | ell-000 | Βέτσλαρ |
| Ellinika | ell-003 | Vétslar |
| English | eng-000 | Wetzlar |
| suomi | fin-000 | Wetzlar |
| français | fra-000 | Wetzlar |
| galego | glg-000 | Wetzlar |
| Srpskohrvatski | hbs-001 | Wetzlar |
| עברית | heb-000 | וצלר |
| hrvatski | hrv-000 | Wetzlar |
| magyar | hun-000 | Wetzlar |
| Ido | ido-000 | Wetzlar |
| interlingua | ina-000 | Wetzlar |
| íslenska | isl-000 | Wetzlar |
| italiano | ita-000 | Wetzlar |
| 日本語 | jpn-000 | ヴェッツラー |
| Nihongo | jpn-001 | Vettsurā |
| 한국어 | kor-000 | 베츨라르 |
| Hangungmal | kor-001 | Becheullareu |
| latine | lat-000 | Wetzlaria |
| Limburgs | lim-000 | Wetzlar |
| lietuvių | lit-000 | Veclaras |
| lengua lumbarda | lmo-000 | Wetzlar |
| Lëtzebuergesch | ltz-000 | Wetzlar |
| latviešu | lvs-000 | Veclāra |
| македонски | mkd-000 | Вецлар |
| Plattdüütsch | nds-000 | Wetzlar |
| Nederlands | nld-000 | Wetzlar |
| nynorsk | nno-000 | Wetzlar |
| bokmål | nob-000 | Wetzlar |
| occitan | oci-000 | Wetzlar |
| polski | pol-000 | Wetzlar |
| português | por-000 | Wetzlar |
| română | ron-000 | Wetzlar |
| русский | rus-000 | Ветцлар |
| russkij | rus-001 | Vetclar |
| slovenčina | slk-000 | Wetzlar |
| slovenščina | slv-000 | Vétclar |
| español | spa-000 | Wetzlar |
| shqip | sqi-000 | Vetclar |
| српски | srp-000 | Вецлар |
| svenska | swe-000 | Wetzlar |
| Türkçe | tur-000 | Wetzlar |
| українська | ukr-000 | Ветцлар |
| łéngua vèneta | vec-000 | Wetzlar |
| tiếng Việt | vie-000 | Wetzlar |
| Volapük | vol-000 | Wetzlar |
| lingaedje walon | wln-000 | Weslår |