| فارسی | pes-000 |
| اکو | |
| 普通话 | cmn-000 | 经济合作组织 |
| Deutsch | deu-000 | Organisation für wirtschaftliche Zusammenarbeit |
| English | eng-000 | Economic Cooperation Organization |
| 한국어 | kor-000 | 경제협력기구 |
| bokmål | nob-000 | Economic Cooperation Organization |
| Türkçe | tur-000 | Ekonomik İşbirliği Örgütü |