The W1S 4AS postcode was located in Westminster, Westminster postcode town, within London, England region.
It is now a terminated postcode, it was a Small User postcode introduced in 2007-07 and terminated on 2015-08.
| Name | Type |
|---|---|
| OA21CD | E00024113 |
| LSOA21CD | E01004761 |
| MSOA21CD | E02000977 |
| MSOA21 | Strand, St James & Mayfair |
| Postcode Area | W1S |
| Ward | West End |
| LTLA22 | Westminster |
| UTLA22 | Westminster |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.14278911078571932, 51.510083426222394 ] |