The HA3 6DU 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 1992-08 and terminated on 1995-07.
| Name | Type |
|---|---|
| OA21CD | E00010744 |
| LSOA21CD | E01002144 |
| MSOA21CD | E02000436 |
| MSOA21 | Hatch End North |
| Postcode Area | HA3 |
| Ward | Harrow Weald |
| LTLA22 | Harrow |
| UTLA22 | Harrow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.3362494525876312, 51.61143402808823 ] |