The TW6 3NN 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 1996-12 and terminated on 1997-07.
| Name | Type |
|---|---|
| OA21CD | E00012179 |
| LSOA21CD | E01002444 |
| MSOA21CD | E02000524 |
| MSOA21 | Heathrow, Hardmonsworth & Sipson |
| Postcode Area | TW6 |
| Ward | Heathrow Villages |
| LTLA22 | Hillingdon |
| UTLA22 | Hillingdon |
| Region | London |
| Country | England |
| Co-ordinates | [ -0.471022712969656, 51.46056234312908 ] |