The SL9 9YU postcode was located in Buckinghamshire, Buckinghamshire postcode town, within South East, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1997-06 and terminated on 1998-06.
| Name | Type |
|---|---|
| OA21CD | E00089585 |
| LSOA21CD | E01017755 |
| MSOA21CD | E02003686 |
| MSOA21 | Chalfont Common & St Peter East |
| Postcode Area | SL9 |
| Ward | Chalfont St Peter |
| LTLA22 | Buckinghamshire |
| UTLA22 | Buckinghamshire |
| Region | South East |
| Country | England |
| Co-ordinates | [ -0.5625128004188971, 51.60623083912454 ] |