The W1B 3AX 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 2007-08 and terminated on 2018-12.
| Name | Type |
|---|---|
| OA21CD | E00024129 |
| LSOA21CD | E01004765 |
| MSOA21CD | E02000972 |
| MSOA21 | Fitzrovia West & Soho |
| Postcode Area | W1B |
| Ward | West End |
| LTLA22 | Westminster |
| UTLA22 | Westminster |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.14231184136881575, 51.5168562158851 ] |