Map
General Information
| Postal Area | Northumberland |
| Postcode | NE1 4DA |
| User Type | Small (less than 25 items of mail per day) |
| Region | North East |
| Country | England |
| Local authority | Newcastle upon Tyne |
| Introduction Date | 1988-03-01 |
Geographic Information
| Latitude | 54.9766780 |
| Longitude | -1.6176700 |
| Easting | 424570 |
| Northing | 564741 |
| Quality | Within the building of the matched address closest to the postcode mean |