Map
General Information
| Postal Area | St Albans |
| Postcode | AL9 7SN |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Welwyn Hatfield |
| Introduction Date | 1983-07-01 |
Geographic Information
| Latitude | 51.7269220 |
| Longitude | -0.2086020 |
| Easting | 523823 |
| Northing | 204652 |
| Quality | Within the building of the matched address closest to the postcode mean |