The W4 1SG postcode was located in Hounslow, Hounslow 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 1992-12.
| Name | Type |
|---|---|
| OA21CD | E00012806 |
| LSOA21CD | E01002573 |
| MSOA21CD | E02000526 |
| MSOA21 | Chiswick North East |
| Postcode Area | W4 |
| Ward | Chiswick Homefields |
| LTLA22 | Hounslow |
| UTLA22 | Hounslow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.25123996961668793, 51.493298145840846 ] |