16
Postcode districts
13,554
Postcodes
447,878
Population
176,939
Households

About CO Postcodes

The CO postcode area contains 16 postcode districts and covers Colchester, Clacton-on-Sea, Sudbury, Manningtree and other areas. The total population across all districts is approximately 447,878.

Postcode Districts 16

CO1
Colchester
611 postcodes 18,471 pop.
CO10
Sudbury
1,644 postcodes 47,972 pop.
CO11
Manningtree
557 postcodes 14,699 pop.
CO12
Harwich
629 postcodes 23,421 pop.
CO13
Frinton-on-Sea
434 postcodes 13,126 pop.
CO14
Walton On The Naze
244 postcodes 6,786 pop.
CO15
Clacton-on-Sea
1,358 postcodes 46,492 pop.
CO16
Clacton-on-Sea
797 postcodes 24,563 pop.
CO2
Colchester
944 postcodes 40,954 pop.
CO3
Colchester
860 postcodes 34,854 pop.
CO4
Colchester
1,167 postcodes 51,410 pop.
CO5
Colchester
955 postcodes 27,785 pop.
CO6
Colchester
1,012 postcodes 28,132 pop.
CO7
Wivenhoe, Great Bentley
1,298 postcodes 37,182 pop.
CO8
Bures
124 postcodes 4,088 pop.
CO9
Halstead
920 postcodes 27,943 pop.

Post Towns in CO Area

Colchester 7 districts
Clacton-on-Sea 2 districts
Sudbury 1 district
Manningtree 1 district
Harwich 1 district
Frinton-on-Sea 1 district
Walton-on-the-Naze 1 district
Bures 1 district
Halstead 1 district