The CM23 1 postcode sector stands on the Essex and Hertfordshire border in .
Currently the CM23 1 sector has 105 postcode units.
CM23 1 is a postcode sector within the CM23 postcode district which is within the CM Chelmsford postcode area.
The Royal Mail delivery office for the CM23 1 postal sector is the Bishops Stortford Delivery Office.
The area of the CM23 1 postcode sector is 10.89 square miles which is 28.20 square kilometres or 6,967.87 square acres.
Explore the cm23 1 CM23 1 postcode sector by using our free interactive map.
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