The SL6 4UN postcode was located in Windsor and Maidenhead, Windsor and Maidenhead postcode town, within South East, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1986-07 and terminated on 1990-12.
| Name | Type |
|---|---|
| OA21CD | E00083486 |
| LSOA21CD | E01016535 |
| MSOA21CD | E02003427 |
| MSOA21 | Boyn Hill & Norreys Drive |
| Postcode Area | SL6 |
| Ward | Boyn Hill |
| LTLA22 | Windsor and Maidenhead |
| UTLA22 | Windsor and Maidenhead |
| Region | South East |
| Country | England |
| Co-ordinates | [ -0.7418619895440205, 51.51487334778585 ] |