CO4 is a postcode district in Colchester, UK. Below is a complete list of CO4 Postcodes (Active). CO4 postcode district comprises of 1167 active postcodes and 7 postcode sectors. CO4 district has a population of 47821, and it has 18794 properties in the region.
| Population | 47821 |
| Addresses / Property Count | 18794 |
| Active Postcodes | 1167 |
| Nearby Postcode Districts | 15 |
| Active Postcode Sectors | 7 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| CO4 3ZH | 51.87925700 | 0.93789500 | N/A | N/A | 602312 | 224156 |
| CO4 3ZJ | 51.87892900 | 0.93592600 | N/A | N/A | 602178 | 224114 |
| CO4 3ZL | 51.88046400 | 0.94215900 | N/A | N/A | 602600 | 224302 |
| CO4 3ZN | 51.88857100 | 0.92866300 | N/A | N/A | 601635 | 225166 |
| CO4 3ZP | 51.88612200 | 0.95395200 | N/A | N/A | 603386 | 224964 |
| CO4 3ZQ | 51.87848400 | 0.94221900 | N/A | N/A | 602613 | 224082 |
| CO4 3ZR | 51.88083700 | 0.93660300 | N/A | N/A | 602216 | 224328 |
| CO4 3ZS | 51.87895000 | 0.94012700 | N/A | N/A | 602467 | 224128 |
| CO4 3ZT | 51.87882700 | 0.93964000 | N/A | N/A | 602434 | 224113 |
| CO4 5AA | 51.90208600 | 0.89415500 | 25 | 56 | 599201 | 226574 |
| CO4 5AB | 51.90200700 | 0.89371400 | 23 | 51 | 599171 | 226564 |
| CO4 5AD | 51.90193000 | 0.89291000 | 26 | 48 | 599116 | 226553 |
| CO4 5AE | 51.90272800 | 0.89216100 | 16 | 43 | 599061 | 226640 |
| CO4 5AF | 51.90304800 | 0.89231200 | 14 | 29 | 599070 | 226676 |
| CO4 5AG | 51.90332700 | 0.89084700 | 20 | 36 | 598968 | 226703 |
| CO4 5AH | 51.90412000 | 0.88823700 | 48 | 100 | 598785 | 226784 |
| CO4 5AJ | 51.90381400 | 0.88823200 | 32 | 62 | 598786 | 226750 |
| CO4 5AL | 51.92194600 | 0.91664000 | 27 | 68 | 600659 | 228844 |
| CO4 5AN | 51.92263900 | 0.91844500 | 8 | 22 | 600780 | 228926 |
| CO4 5AP | 51.90406100 | 0.88477300 | 16 | 41 | 598547 | 226768 |
| CO4 5AQ | 51.90310700 | 0.89065800 | 16 | 40 | 598956 | 226678 |
| CO4 5AR | 51.90325600 | 0.87687000 | 2 | 4 | 598007 | 226657 |
| CO4 5AS | 51.90483400 | 0.88553500 | 18 | 38 | 598596 | 226856 |
| CO4 5AT | 51.90510800 | 0.88571300 | 18 | 40 | 598607 | 226887 |
| CO4 5AU | 51.90667600 | 0.88155300 | 23 | 66 | 598314 | 227050 |
| CO4 5AW | 51.90703400 | 0.87206600 | 5 | 15 | 597660 | 227064 |
| CO4 5AX | 51.90595900 | 0.88181200 | 23 | 64 | 598335 | 226971 |
| CO4 5AY | 51.90590800 | 0.87654600 | 16 | 43 | 597973 | 226951 |
| CO4 5AZ | 51.90715100 | 0.87723600 | 19 | 49 | 598015 | 227091 |
| CO4 5BA | 51.90654400 | 0.87679100 | 1 | 1 | 597987 | 227022 |
| CO4 5BB | 51.90627900 | 0.87313800 | 19 | 47 | 597737 | 226983 |
| CO4 5BD | 51.92300800 | 0.91878900 | 14 | 36 | 600802 | 228968 |
| CO4 5BE | 51.92305100 | 0.91777300 | 22 | 55 | 600732 | 228970 |
| CO4 5BG | 51.90738800 | 0.87304900 | 14 | 34 | 597726 | 227106 |
| CO4 5BH | 51.91043600 | 0.89579700 | 4 | 17 | 599277 | 227507 |
| CO4 5BJ | 51.90644300 | 0.87121400 | 4 | 13 | 597604 | 226996 |
| CO4 5BL | 51.90944100 | 0.89459900 | 39 | 105 | 599199 | 227393 |
| CO4 5BN | 51.90687000 | 0.87067500 | 10 | 28 | 597565 | 227042 |
| CO4 5BP | 51.90275300 | 0.89556400 | 40 | 82 | 599295 | 226652 |
| CO4 5BQ | 51.90810200 | 0.87290500 | 22 | 54 | 597713 | 227185 |
| CO4 5BS | 51.90938100 | 0.89372300 | 29 | 88 | 599139 | 227384 |
| CO4 5BT | 51.90163300 | 0.89513000 | 9 | 18 | 599270 | 226526 |
| CO4 5BU | 51.90300600 | 0.89450600 | 35 | 70 | 599221 | 226677 |
| CO4 5BW | 51.90962100 | 0.89494500 | 16 | 49 | 599222 | 227414 |
| CO4 5BX | 51.90284800 | 0.89498900 | 14 | 43 | 599255 | 226661 |
| CO4 5BY | 51.90505000 | 0.89428700 | 12 | 30 | 599197 | 226904 |
| CO4 5BZ | 51.90685200 | 0.89380700 | 32 | 86 | 599156 | 227103 |
| CO4 5DA | 51.90512800 | 0.89371100 | 20 | 44 | 599157 | 226911 |
| CO4 5DB | 51.90659300 | 0.89338300 | 27 | 64 | 599128 | 227073 |
| CO4 5DD | 51.90420200 | 0.89333100 | 24 | 60 | 599135 | 226807 |