The HA4 0DX postcode was located in Hillingdon, Hillingdon postcode town, within London, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1987-10 and terminated on 1995-01.
| Name | Type |
|---|---|
| OA21CD | E00012450 |
| LSOA21CD | E01002495 |
| MSOA21CD | E02000503 |
| MSOA21 | Ruislip Gardens |
| Postcode Area | HA4 |
| Ward | South Ruislip |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.4015968156422117, 51.56018762962684 ] |