| Country | France (FR) |
| UN/LOCODE | MRM |
| Name | Mairy-sur-Marne |
| Name Without Diacritics | Mairy-sur-Marne |
| Region | 51 |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 501 |
| Timezone | Europe/Paris |
| Location (UN Format) | 4852N 00425E |
| Latitude Longitude | 48.8814, 4.4114 |