Map
General Information
| Postal Area | Hillingdon |
| Postcode | UB11 1HD |
| User Type | Large (more than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Hillingdon |
| Introduction Date | 1997-12-01 |
| Termination Date | 1998-12-01 |
Geographic Information
| Latitude | 51.5097020 |
| Longitude | -0.4454720 |
| Easting | 507978 |
| Northing | 180120 |
| Quality | Postcode sector mean, (mainly PO Boxes) |