| Country | Netherlands (NL) |
| UN/LOCODE | MRR |
| Name | Marrum |
| Name Without Diacritics | Marrum |
| Region | FR |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 901 |
| Timezone | Europe/Amsterdam |
| Location (UN Format) | 5320N 00548E |
| Latitude Longitude | 53.3228, 5.802 |