The HA1 3DT 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 1993-01 and terminated on 2003-10.
| Name | Type |
|---|---|
| OA21CD | E00011191 |
| LSOA21CD | E01002240 |
| MSOA21CD | E02000456 |
| MSOA21 | West Harrow |
| Postcode Area | HA1 |
| Ward | West Harrow |
| LTLA22 | Harrow |
| UTLA22 | Harrow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.3436814823560735, 51.57548050817624 ] |