| ελληνικά | ell-000 |
| ΟΠΕΚ | |
| български | bul-000 | ОПЕК |
| čeština | ces-000 | OPEC |
| dansk | dan-000 | OPEC |
| Deutsch | deu-000 | OPEC |
| eesti | ekk-000 | OPEC |
| English | eng-000 | OPEC |
| suomi | fin-000 | OPEC |
| français | fra-000 | OPEP |
| hrvatski | hrv-000 | OPEC |
| magyar | hun-000 | OPEC |
| italiano | ita-000 | OPEC |
| lietuvių | lit-000 | OPEC |
| latviešu | lvs-000 | OPEC |
| Malti | mlt-000 | OPEC |
| Nederlands | nld-000 | OPEC |
| polski | pol-000 | OPEC |
| português | por-000 | OPEP |
| română | ron-000 | OPEC |
| slovenčina | slk-000 | OPEC |
| slovenščina | slv-000 | OPEC |
| español | spa-000 | OPEP |
| srpski | srp-001 | OPEC |
| svenska | swe-000 | OPEC |