The CM1 4 Chelmsford Postcode Sector
The CM1 4 postcode sector is within the county of Essex in .
CM1 4 is a postcode sector within the CM1 postcode district which is within the CM Chelmsford postcode area.
The Royal Mail delivery office for the CM1 4 postal sector is the Chelmsford Delivery Office.
The area of the CM1 4 postcode sector is 20.35 square miles which is 52.70 square kilometres or 13,022.32 square acres.
Map of the CM1 4 Postcode Sector
Explore the cm1 4 CM1 4 postcode sector by using our free interactive map.