Map
General Information
| Postal Area | Chelmsford |
| Postcode | CM1 3YQ |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Chelmsford |
| Introduction Date | 2002-06-01 |
| Termination Date | 2005-07-01 |
| IMD 2025 | Decile 10 (most deprived = 1, least = 10) Rank 30,645 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.7313630 |
| Longitude | 0.4266470 |
| Easting | 567676 |
| Northing | 206414 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |