The HA3 5ER 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 1998-06 and terminated on 2015-11.
| Name | Type |
|---|---|
| OA21CD | E00011156 |
| LSOA21CD | E01002232 |
| MSOA21CD | E02000443 |
| MSOA21 | Wealdstone North |
| Postcode Area | HA3 |
| Ward | Harrow Weald |
| LTLA22 | Harrow |
| UTLA22 | Harrow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.3400792011704451, 51.604240564117035 ] |