The HA1 4DN postcode was located in Harrow, Harrow 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 2000-11.
| Name | Type |
|---|---|
| OA21CD | E00010839 |
| LSOA21CD | E01002160 |
| MSOA21CD | E02000453 |
| MSOA21 | Pinner Road |
| Postcode Area | HA1 |
| Ward | Headstone |
| LTLA22 | Harrow |
| UTLA22 | Harrow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.34905441354571887, 51.58372112055229 ] |