The HA4 0YL 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 1981-12 and terminated on 1995-01.
| Name | Type |
|---|---|
| OA21CD | E00012433 |
| LSOA21CD | E01002497 |
| MSOA21CD | E02006796 |
| MSOA21 | South Ruislip |
| Postcode Area | HA4 |
| Ward | South Ruislip |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.387272729079692, 51.55729399076222 ] |