Postcode Districts within Postcode Area CO

CO1

Colchester

CO2

Colchester

CO3

Colchester

CO4

Colchester

CO5

Colchester

CO6

Colchester

CO7

Great Bentley , Wivenhoe

CO8

Bures

CO9

Halstead

CO10

Sudbury

CO11

Manningtree

CO12

Harwich

CO13

Frinton-on-Sea

CO14

Walton On The Naze

CO15

Clacton-on-Sea

CO16

Clacton-on-Sea