The CM18 postcode district is a postal district with a population of 24,425 and is within the CM Chelmsford postcode area.
The area of the CM18 postcode district is 3.08 square miles which is 7.98 square kilometres or 1,971.49 acres.
There are 2 postcode sectors within the CM18 district.
|Postcode Sector||Delivery Office|
|CM18 6||Harlow Delivery Office|
|CM18 7||Harlow Delivery Office|