The SW1P 3AJ 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 1980-01 and terminated on 1999-06.
| Name | Type |
|---|---|
| OA21CD | E00175226 |
| LSOA21CD | E01004731 |
| MSOA21CD | E02000979 |
| MSOA21 | Central Westminster |
| Postcode Area | SW1P |
| Ward | St James's |
| LTLA22 | Westminster |
| UTLA22 | Westminster |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.1284643994979847, 51.50129482987568 ] |