The HA4 0TX 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 1988-03 and terminated on 1990-12.
| Name | Type |
|---|---|
| OA21CD | E00012062 |
| LSOA21CD | E01002415 |
| MSOA21CD | E02000503 |
| MSOA21 | Ruislip Gardens |
| Postcode Area | HA4 |
| Ward | South Ruislip |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.3986497712413794, 51.56194588318423 ] |