The SY21 7YY postcode was located in Powys, Powys postcode town, within Wales, Wales region.
It is now a terminated postcode, it was a Large User postcode introduced in 1982-03 and terminated on 1988-12.
| Name | Type |
|---|---|
| OA21CD | W00002665 |
| LSOA21CD | W01000498 |
| MSOA21CD | W02000099 |
| MSOA21 | Welshpool |
| Postcode Area | SY21 |
| Ward | Welshpool Castle |
| LTLA22 | Powys |
| UTLA22 | Powys |
| Region | Wales |
| Country | Wales |
| Co-ordinates | [ -3.1457210445363213, 52.6578767995844 ] |