Map
General Information
| Postal Area | Hillingdon |
| Postcode | UB11 1AG |
| 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 | 2000-10-01 |
Geographic Information
| Latitude | 51.5105870 |
| Longitude | -0.4457870 |
| Easting | 507954 |
| Northing | 180218 |
| Quality | Within the building of the matched address closest to the postcode mean |