Map
General Information
| Postal Area | Watford |
| Postcode | WD1 1EF |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Watford |
| Introduction Date | 1987-04-01 |
| Termination Date | 1998-12-01 |
Geographic Information
| Latitude | 51.6603670 |
| Longitude | -0.3975250 |
| Easting | 510938 |
| Northing | 196947 |
| Quality | Within the building of the matched address closest to the postcode mean |