The HA1 1DA 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 1980-01 and terminated on 1985-12.
| Name | Type |
|---|---|
| OA21CD | E00184443 |
| LSOA21CD | E01002129 |
| MSOA21CD | E02000455 |
| MSOA21 | Greenhill South |
| Postcode Area | HA1 |
| Ward | Greenhill |
| LTLA22 | Harrow |
| UTLA22 | Harrow |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.33739847912066473, 51.57997768924949 ] |