| Abbreviation | Definition |
|---|---|
| OIKZ | Zarand, Iran |
| OIM | Mamassani, Iran |
| OIM | Oshima, Japan |
| OIMA | Torbat-e-Jam, Iran |
| OIMB | Birjand, Iran |
| OIMC | Sarakhs, Iran |
| OIMD | Goonabad, Iran |
| OIME | Esfarayen, Iran |
| OIMF | Ferdous, Iran |
| OIMG | Ghaen, Iran |
| OIMH | Torbat-e-Heidarieh, Iran |
| OIMI | Biarjmand, Iran |
| OIMJ | Emam Shahr, Iran |
| OIMK | Nehbandan, Iran |
| OIML | Janat Abad, Iran |
| OIMN | Bojnord, Iran |
| OIMO | Ghoochan, Iran |
| OIMP | Taybad, Iran |
| OIMQ | Kashmar, Iran |
| OIMR | Fariman, Iran |