The HA6 3TD 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 1998-12 and terminated on 2001-12.
| Name | Type |
|---|---|
| OA21CD | E00012370 |
| LSOA21CD | E01002484 |
| MSOA21CD | E02000495 |
| MSOA21 | Northwood |
| Postcode Area | HA6 |
| Ward | Northwood Hills |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.41375988147681336, 51.60449498132667 ] |