The CM1 3AN 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 2001-03.
| Name | Type |
|---|---|
| OA21CD | E00109870 |
| LSOA21CD | E01033138 |
| MSOA21CD | E02004493 |
| MSOA21 | Waterhouse Lane & Admirals Park |
| Postcode Area | CM1 |
| Ward | Waterhouse Farm |
| LTLA22 | Chelmsford |
| UTLA22 | Essex |
| Region | East of England |
| Country | England |
| Co-ordinates | [ 0.4493273435042793, 51.72440839303581 ] |