POSTCODE INDEX
Chelmsford (CM) Area Postcodes

Chelmsford (CM) Area Overview

The CM postcode area, also known as the Chelmsford postcode area, covers a region in the East of England, primarily in Essex. It includes various towns and villages in the county. The main town served by this postcode area is Chelmsford.

Chelmsford Chelmsford's history can be traced back to Roman times when it was known as "Caesaromagus." The town was an important Roman settlement and served as the capital of the Romanized native British tribe of the Trinovantes. During the medieval period, Chelmsford grew as a market town and developed around its historic High Street. The town's market charter was granted in 1199 by King John.

Bishop's Stortford is a historic market town located in Hertfordshire, England, on the border with Essex and has a history dating back to Roman times when it was a settlement known as "Cecilia." Over the centuries, it developed into a market town with strong agricultural and trade connections.

Epping is a historic market town located in Essex, England, on the northern edge of Greater London. Epping is closely associated with Epping Forest, a large ancient woodland that stretches from the town into Greater London. The forest has been preserved for centuries and is a popular destination for nature enthusiasts, hikers, and cyclists.

Other postal towns and areas covered by the CM postcode area are Billericay, Braintree, Brentwood, Dunmow, Harlow, Ingatestone, Maldon, Ongar, Sawbridgeworth, Southminster, Stanstead, Sunmow and Witham.

Map

Map of postcode area

Listing of postcode districts within Chelmsford (CM) - 28 Districts

Postal Distict Area
Num of Postcodes
CM0
Southminster
552
CM1
Chelmsford
1,539
CM2
Chelmsford
1,311
CM3
Chelmsford
1,577
CM4
Ingatestone
431
CM5
Ongar
451
CM6
Dunmow
944
CM7
Sunmow/Braintree
1,324
CM8
Witham
908
CM9
Maldon
1,001
CM11
Billericay
448
CM12
Billericay
520
CM13
Brentwood
699
CM14
Brentwood
640
Postal Distict Area
Num of Postcodes
CM15
Brentwood
587
CM16
Epping
626
CM17
Harlow
519
CM18
Harlow
432
CM19
Harlow
397
CM20
Harlow
642
CM21
Sawbridgeworth
313
CM22
Bishop's Stortford
520
CM23
Bishop's Stortford
1,114
CM24
Stanstead
273
CM77
Braintree
449
CM92
Chelmsford
18
CM98
Chelmsford
19
CM99
Chelmsford
81