The W1A 4NN 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 1991-09 and terminated on 1995-07.
| Name | Type |
|---|---|
| OA21CD | E00175193 |
| LSOA21CD | E01004763 |
| MSOA21CD | E02000972 |
| MSOA21 | Fitzrovia West & Soho |
| Postcode Area | W1A |
| Ward | West End |
| LTLA22 | Westminster |
| UTLA22 | Westminster |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.1342435704376969, 51.517132814525255 ] |