| Country | Germany (DE) |
| UN/LOCODE | OLW |
| Name | Olfen |
| Name Without Diacritics | Olfen |
| Region | NW |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 901 |
| Timezone | Europe/Berlin |
| Location (UN Format) | 5142N 00724E |
| Latitude Longitude | 51.7079, 7.3789 |