Postcode area CM21* (highlighted)
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Postcode CM21 Sawbridgeworth - Postcodes CM21* in the UK

18Postcodes
8Communities

Postcode area CM21* contains 18 postcodes in the UK, all in England. This postcode area covers places including Sawbridgeworth, High Wych, Sheering, Gilston and more. All postcodes beginning with CM21 are listed below.

FAQs about postcode area CM21

Which postcodes start with CM21?

In the UK, 18 postcodes start with CM21, including areas such as Sawbridgeworth, High Wych, Sheering in England. The full list is above.

What does postcode area CM21 cover?

CM21* is a UK postcode area containing 18 postcodes starting with CM21. This area is entirely within England.

Which nation is postcode CM21 in?

Postcode area CM21* is entirely within England.

Where does postcode data for CM21* come from?

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

Parent areas: C* › CM* › CM2* › CM21*