The HA4 7NN 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 1994-05 and terminated on 1995-01.
| Name | Type |
|---|---|
| OA21CD | E00012611 |
| LSOA21CD | E01002539 |
| MSOA21CD | E02000498 |
| MSOA21 | West Ruislip North |
| Postcode Area | HA4 |
| Ward | Ruislip |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.4354638320282843, 51.58222511581602 ] |