| Country | France (FR) |
| UN/LOCODE | MDY |
| Name | Mardyck |
| Name Without Diacritics | Mardyck |
| Region | 59 |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1207 |
| Timezone | Europe/Paris |
| Location (UN Format) | 5101N 00215E |
| Latitude Longitude | 51.0195, 2.2599 |