| Code | Name | Region |
|---|---|---|
| MNHVD | Khovd | |
| MNZUU | Zamyn-uud | |
| MNUNR | Underkhaan | |
| MNULZ | Uliastay | |
| MNUQA | Ulan Qab | |
| MNULO | Ulaangom | |
| MNULN | Ulaanbaatar | |
| MNTSZ | Tsetserleg | |
| MNTOS | Tosontsengel | 57 |
| MNORD | Ordos | |
| MNULG | Olgii | 71 |
| MNMXV | Moron | |
| MNMXW | Mandalgobi | |
| MNHJT | Khujirt | |
| MNKHR | Kharkhorin | |
| MNHAT | Hatgal | 41 |
| MNGAU | Gangimaodu | |
| MNERT | Erdenet | |
| MNDZU | Dzamin Uud | |
| MN | ||
| MNDLZ | Dalandzadgad | |
| MNCOQ | Choibalsan | |
| MNUGA | Bulgan | |
| MNBYN | Bayankhongor | |
| MNUUN | Baruun-urt | |
| MNAVK | Arvaikheer | |
| MNALT | Altanbulag | 49 |
| MNLTI | Altai |