Map
General Information
| Postal Area | St Albans |
| Postcode | AL7 3ZN |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Welwyn Hatfield |
| Introduction Date | 2003-02-01 |
| Termination Date | 2004-07-01 |
Geographic Information
| Latitude | 51.8044820 |
| Longitude | -0.1958980 |
| Easting | 524487 |
| Northing | 213299 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |