The SW1A 0WQ postcode was located in Westminster, Westminster postcode town, within London, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 2001-12 and terminated on 2003-10.
| Name | Type |
|---|---|
| OA21CD | E00023945 |
| LSOA21CD | E01004733 |
| MSOA21CD | E02000979 |
| MSOA21 | Central Westminster |
| Postcode Area | SW1A |
| Ward | St James's |
| LTLA22 | Westminster |
| UTLA22 | Westminster |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.12523527472821439, 51.49922892448053 ] |