Map
General Information
| Postal Area | Northumberland |
| Postcode | NE1 4XT |
| User Type | Large (more than 25 items of mail per day) |
| Region | North East |
| Country | England |
| Local authority | Newcastle upon Tyne |
| Introduction Date | 1980-01-01 |
| Termination Date | 1981-12-01 |
Geographic Information
| Latitude | 54.9709260 |
| Longitude | -1.6203800 |
| Easting | 424400 |
| Northing | 564100 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |