| Country | Portugal (PT) |
| UN/LOCODE | CMM |
| Name | Castro Marim |
| Name Without Diacritics | Castro Marim |
| Region | 8 |
| Function Code | -23----- |
| Function | Rail, Road |
| Status Code | RN (Request From National Source For Domestic Locations) |
| Date | 401 |
| Timezone | Europe/Lisbon |
| Location (UN Format) | 3713N 00726W |
| Latitude Longitude | 37.197, -7.484 |