| Country | United States (US) |
| UN/LOCODE | ERT |
| Name | Mertzon |
| Name Without Diacritics | Mertzon |
| Region | TX |
| Function Code | -23--6-- |
| Function | Rail, Road, Multi-use Location |
| Status Code | RL (Recognised Location) |
| Date | 507 |
| Location (UN Format) | 3115N 10049W |
| Country | United States (US) |
| UN/LOCODE | ERT |
| Name | Mertzon |
| Name Without Diacritics | Mertzon |
| Region | TX |
| Function Code | -23--6-- |
| Function | Rail, Road, Multi-use Location |
| Status Code | RL (Recognised Location) |
| Date | 507 |
| Location (UN Format) | 3115N 10049W |