The HA6 3AG postcode was located in Hillingdon, Hillingdon 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 2019-08.
| Name | Type |
|---|---|
| OA21CD | E00012319 |
| LSOA21CD | E01002472 |
| MSOA21CD | E02000495 |
| MSOA21 | Northwood |
| Postcode Area | HA6 |
| Ward | Northwood |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.42472510442933087, 51.61186326853919 ] |