| Country | France (FR) |
| UN/LOCODE | WME |
| Name | Mesnac |
| Name Without Diacritics | Mesnac |
| Region | 16 |
| Function Code | -----6-- |
| Function | Multi-use Location |
| Status Code | RL (Recognised Location) |
| Date | 1901 |
| Timezone | Europe/Paris |
| Location (UN Format) | 4547N 00021W |
| Latitude Longitude | 45.7769, -0.3586 |