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 5ZU | 51.90312400 | 0.88042400 | 25 | 79 | 598252 | 226652 |
| CO4 5ZW | 51.90310100 | 0.88174600 | 32 | 62 | 598343 | 226653 |
| CO4 5ZX | 51.90312100 | 0.87910100 | 28 | 60 | 598161 | 226648 |
| CO4 6AA | 51.91639600 | 0.88798000 | N/A | N/A | 598713 | 228148 |
| CO4 6AB | 51.91225400 | 0.89393600 | N/A | N/A | 599141 | 227704 |
| CO4 6AD | 51.91692800 | 0.88718500 | N/A | N/A | 598656 | 228205 |
| CO4 6AE | 51.91721300 | 0.88620000 | N/A | N/A | 598587 | 228234 |
| CO4 6AF | 51.91644000 | 0.88692100 | N/A | N/A | 598640 | 228150 |
| CO4 6AG | 51.91633900 | 0.88627500 | N/A | N/A | 598596 | 228137 |
| CO4 6AH | 51.91661800 | 0.88882300 | N/A | N/A | 598770 | 228175 |
| CO4 6AJ | 51.91779000 | 0.88798200 | N/A | N/A | 598707 | 228303 |
| CO4 6AL | 51.91936000 | 0.90168200 | N/A | N/A | 599642 | 228515 |
| CO4 6AN | 51.91825500 | 0.88920500 | N/A | N/A | 598789 | 228358 |
| CO4 6AP | 51.91856300 | 0.88839500 | N/A | N/A | 598732 | 228390 |
| CO4 6AQ | 51.91696000 | 0.89031400 | N/A | N/A | 598871 | 228217 |
| CO4 6AR | 51.91772500 | 0.88880700 | N/A | N/A | 598764 | 228298 |
| CO4 6AS | 51.91730800 | 0.89004600 | N/A | N/A | 598851 | 228255 |
| CO4 6AT | 51.92178900 | 0.90057300 | N/A | N/A | 599555 | 228782 |
| CO4 6AU | 51.91715900 | 0.89282800 | N/A | N/A | 599043 | 228246 |
| CO4 6AW | 51.91581300 | 0.89486500 | N/A | N/A | 599189 | 228102 |
| CO4 6AX | 51.91551300 | 0.89648900 | N/A | N/A | 599302 | 228073 |
| CO4 6AY | 51.91722300 | 0.90045300 | N/A | N/A | 599567 | 228274 |
| CO4 6AZ | 51.91575300 | 0.88415700 | N/A | N/A | 598453 | 228066 |
| CO4 6BA | 51.91576800 | 0.89963200 | N/A | N/A | 599517 | 228110 |
| CO4 6BB | 51.92014700 | 0.89822800 | N/A | N/A | 599401 | 228593 |
| CO4 6BD | 51.92020200 | 0.89779500 | N/A | N/A | 599371 | 228598 |
| CO4 6BE | 51.91995300 | 0.89584400 | N/A | N/A | 599238 | 228565 |
| CO4 6BF | 51.91985100 | 0.89746700 | N/A | N/A | 599350 | 228558 |
| CO4 6BG | 51.91970400 | 0.89539200 | N/A | N/A | 599208 | 228536 |
| CO4 6BH | 51.91858500 | 0.89443300 | N/A | N/A | 599147 | 228409 |
| CO4 6BJ | 51.91976600 | 0.89909000 | N/A | N/A | 599462 | 228553 |
| CO4 6BL | 51.91898400 | 0.89831300 | N/A | N/A | 599412 | 228464 |
| CO4 6BN | 51.91803300 | 0.89932800 | N/A | N/A | 599486 | 228361 |
| CO4 6BP | 51.91652100 | 0.89204600 | N/A | N/A | 598992 | 228173 |
| CO4 6BQ | 51.91635800 | 0.89428900 | N/A | N/A | 599147 | 228161 |
| CO4 6BR | 51.91889100 | 0.89660500 | N/A | N/A | 599295 | 228449 |
| CO4 6BS | 51.91953000 | 0.89369400 | N/A | N/A | 599092 | 228512 |
| CO4 6BT | 51.91837500 | 0.89641200 | N/A | N/A | 599284 | 228391 |
| CO4 6BU | 51.92011400 | 0.90098900 | N/A | N/A | 599591 | 228597 |
| CO4 6BW | 51.91776300 | 0.89897600 | N/A | N/A | 599463 | 228330 |
| CO4 6BX | 51.92048800 | 0.89932600 | N/A | N/A | 599475 | 228634 |
| CO4 6BY | 51.91807400 | 0.89729400 | N/A | N/A | 599346 | 228360 |
| CO4 6BZ | 51.91736100 | 0.89739300 | N/A | N/A | 599356 | 228281 |
| CO4 6DA | 51.92014900 | 0.89229400 | N/A | N/A | 598993 | 228577 |
| CO4 6DB | 51.92127000 | 0.89531800 | N/A | N/A | 599196 | 228710 |
| CO4 6DD | 51.92025300 | 0.89353700 | N/A | N/A | 599078 | 228592 |
| CO4 6DE | 51.92175900 | 0.89372100 | N/A | N/A | 599084 | 228760 |
| CO4 6DF | 51.92186900 | 0.89512400 | N/A | N/A | 599180 | 228776 |
| CO4 6DG | 51.92094600 | 0.89461400 | N/A | N/A | 599149 | 228672 |
| CO4 6DH | 51.92134000 | 0.89725700 | N/A | N/A | 599329 | 228723 |