Common · Places
CO postcode area
Postcode area within the United Kingdom
The CO postcode area, also known as the Colchester postcode area, is a group of sixteen postcode districts in the east of England, within nine post towns. These cover northeast Essex (including Colchester, Clacton-on-Sea, Frinton-on-Sea, Halstead, Harwich, Manningtree and Walton-on-the-Naze) and a small part of south Suffolk (including Bures and Sudbury).
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The main sorting office was in Colchester but as at 2021 there was no Mail Centre in Colchester. The approximate coverage of the postcode districts:
Text: Wikipédia, CC BY-SA 4.0. ·