| español | spa-000 |
| Post Office Protocol | |
| العربية | arb-000 | بروتوكول مكتب البريد |
| bălgarski ezik | bul-001 | Post Office Protocol |
| català | cat-000 | Post Office Protocol |
| čeština | ces-000 | Post Office Protocol version 3 |
| 普通话 | cmn-000 | POP3 |
| 國語 | cmn-001 | POP3 |
| dansk | dan-000 | POP3 |
| Deutsch | deu-000 | Post Office Protocol |
| eesti | ekk-000 | POP3 |
| ελληνικά | ell-000 | Post Office Protocol |
| English | eng-000 | Post Office Protocol |
| Esperanto | epo-000 | POP3 |
| euskara | eus-000 | POP |
| suomi | fin-000 | POP3 |
| français | fra-000 | Post Office Protocol |
| galego | glg-000 | Post Office Protocol |
| עברית | heb-000 | Post Office Protocol |
| hrvatski | hrv-000 | POP3 |
| magyar | hun-000 | POP3 |
| italiano | ita-000 | Post Office Protocol |
| 日本語 | jpn-000 | Post Office Protocol |
| Kurmancî | kmr-000 | POP3 |
| Hangungmal | kor-001 | POP3 |
| lietuvių | lit-000 | Post Office Protocol |
| latviešu | lvs-000 | Post Office Protocol |
| മലയാളം | mal-000 | പോപ്പ് 3 |
| Nederlands | nld-000 | POP3 |
| nynorsk | nno-000 | POP3 |
| bokmål | nob-000 | POP3 |
| polski | pol-000 | POP3 |
| português | por-000 | Post Office Protocol |
| română | ron-000 | POP3 |
| русский | rus-000 | POP3 |
| slovenčina | slk-000 | Post Office Protocol |
| slovenščina | slv-000 | POP3 |
| svenska | swe-000 | POP3 |
| ภาษาไทย | tha-000 | Post Office Protocol |
| Türkçe | tur-000 | POP3 |
| українська | ukr-000 | POP3 |