| Country | United Kingdom (GB) |
| UN/LOCODE | MTA |
| Name | Mountain Ash (Aberpennar) |
| Name Without Diacritics | Mountain Ash (Aberpennar) |
| Region | RCT |
| Function Code | -23----- |
| Function | Rail, Road |
| Status Code | RL (Recognised Location) |
| Date | 701 |
| Location (UN Format) | 5141N 00323W |