The HA4 9LL 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 1986-04 and terminated on 1990-12.
| Name | Type |
|---|---|
| OA21CD | E00012063 |
| LSOA21CD | E01002417 |
| MSOA21CD | E02000501 |
| MSOA21 | Ruislip Manor |
| Postcode Area | HA4 |
| Ward | Eastcote |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.39817602328314977, 51.575427647080126 ] |