The CM1 1BX postcode was located in Chelmsford, Essex postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1980-01 and terminated on 1981-12.
| Name | Type |
|---|---|
| OA21CD | E00180469 |
| LSOA21CD | E01033140 |
| MSOA21CD | E02006978 |
| MSOA21 | Central Chelmsford East |
| Postcode Area | CM1 |
| Ward | Moulsham and Central |
| LTLA22 | Chelmsford |
| UTLA22 | Essex |
| Region | East of England |
| Country | England |
| Co-ordinates | [ 0.473426344136536, 51.73295940272331 ] |