| Country | Germany (DE) |
| UN/LOCODE | EFN |
| Name | Erfenstein |
| Name Without Diacritics | Erfenstein |
| Region | RP |
| Function Code | -----6-- |
| Function | Multi-use Location |
| Status Code | RL (Recognised Location) |
| Date | 901 |
| Timezone | Europe/Berlin |
| Location (UN Format) | 4921N 00801E |
| Latitude Longitude | 49.3538, 8.0177 |