| Country | Japan (JP) |
| UN/LOCODE | OAM |
| Name | Oyama |
| Name Without Diacritics | Oyama |
| Region | 9 |
| Function Code | --3----- |
| Function | Road |
| Status Code | AF (Approved by National Facilitation Body) |
| Date | 104 |
| Timezone | Asia/Tokyo |
| Location (UN Format) | 3619N 13948E |
| Latitude Longitude | 36.3, 139.8 |