Map
General Information
| Postal Area | Hillingdon |
| Postcode | UB11 1AR |
| User Type | Large (more than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Hillingdon |
| Introduction Date | 1988-03-01 |
| Termination Date | 1999-12-01 |
Geographic Information
| Latitude | 51.5113140 |
| Longitude | -0.4456620 |
| Easting | 507961 |
| Northing | 180299 |
| Quality | Within the building of the matched address closest to the postcode mean |