Map
General Information
| Postal Area | County Durham |
| Postcode | DH1 3SW |
| User Type | Small (less than 25 items of mail per day) |
| Region | North East |
| Country | England |
| Local authority | County Durham |
| Introduction Date | 1986-07-01 |
| Termination Date | 2011-02-01 |
Geographic Information
| Latitude | 54.7644880 |
| Longitude | -1.5712600 |
| Easting | 427685 |
| Northing | 541146 |
| Quality | Within the building of the matched address closest to the postcode mean |