The HA6 1BY postcode was located in Hillingdon, Hillingdon postcode town, within London, England region.
It is now a terminated postcode, it was a Small User postcode introduced in 1980-01 and terminated on 2007-10.
| Name | Type |
|---|---|
| OA21CD | E00012376 |
| LSOA21CD | E01002485 |
| MSOA21CD | E02000495 |
| MSOA21 | Northwood |
| Postcode Area | HA6 |
| Ward | Northwood Hills |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.41036046549213884, 51.60259662675027 ] |