What does postcode area CM1 mean?

Postcode CM1* covers the area containing 223 postcodes starting with CM1 in England.

Postcode area CM1* (highlighted)

Postcode CM1 Chelmsford - Postcodes CM1* in the UK

Q: Which postcodes start with CM1?

In the UK, 223 postcodes start with CM1, including areas such as Chelmsford, Epping, Billericay in England.

223Postcodes

8Districts

10Sub-areas

Postcode area CM1* contains 223 postcodes in the UK, all in England. This postcode area covers places including Chelmsford, Epping, Billericay, Epping Upland and more. All postcodes beginning with CM1 are listed below.

County

Districts in postcode area CM1

Sub-areas of postcode CM1

Postcode List CM1*

All 223 postcodes in area CM1 - click a postcode for map, areas and post offices.

FAQs about postcode area CM1

Which postcodes start with CM1?

In the UK, 223 postcodes start with CM1, including areas such as Chelmsford, Epping, Billericay in England. The full list is above.

What does postcode area CM1 cover?

CM1* is a UK postcode area containing 223 postcodes starting with CM1. This area is entirely within England.

Which nation is postcode CM1 in?

Postcode area CM1* is entirely within England.

Where does postcode data for CM1* come from?

Data is from OpenStreetMap and may be incomplete. For authoritative information contact Royal Mail.

Parent areas: C* › CM* › CM1*