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 0DW | 51.89500500 | 0.92768600 | 13 | 31 | 601539 | 225879 |
| CO4 0DX | 51.89575100 | 0.92737100 | 26 | 64 | 601514 | 225961 |
| CO4 0DY | 51.89636500 | 0.92653900 | 26 | 73 | 601454 | 226027 |
| CO4 0DZ | 51.89345100 | 0.92254100 | 26 | 40 | 601192 | 225692 |
| CO4 0EA | 51.89475000 | 0.92093900 | 14 | 20 | 601076 | 225832 |
| CO4 0EH | 51.89548700 | 0.91880600 | 6 | 21 | 600926 | 225908 |
| CO4 0EJ | 51.89635700 | 0.91924100 | 17 | 44 | 600952 | 226006 |
| CO4 0EL | 51.89761100 | 0.92019400 | 13 | 30 | 601012 | 226148 |
| CO4 0EN | 51.89868800 | 0.92100600 | 17 | 43 | 601063 | 226270 |
| CO4 0EP | 51.90014900 | 0.92120200 | 14 | 36 | 601070 | 226433 |
| CO4 0EQ | 51.89472000 | 0.91855300 | 14 | 30 | 600912 | 225822 |
| CO4 0ER | 51.90147700 | 0.92240800 | 18 | 47 | 601147 | 226584 |
| CO4 0ES | 51.90279300 | 0.92336600 | 13 | 67 | 601207 | 226733 |
| CO4 0ET | 51.90511200 | 0.92377800 | 27 | 62 | 601225 | 226992 |
| CO4 0EU | 51.90698800 | 0.92323100 | 3 | 8 | 601179 | 227199 |
| CO4 0EW | 51.90058500 | 0.92249500 | 25 | 61 | 601157 | 226485 |
| CO4 0EX | 51.90764800 | 0.92451000 | 15 | 40 | 601264 | 227276 |
| CO4 0EY | 51.91040700 | 0.92642000 | 17 | 55 | 601383 | 227588 |
| CO4 0HF | 51.91237900 | 0.92883100 | 4 | 19 | 601540 | 227814 |
| CO4 0HG | 51.91438500 | 0.93101200 | 4 | 10 | 601681 | 228043 |
| CO4 0HH | 51.91011000 | 0.92861100 | 8 | 16 | 601535 | 227561 |
| CO4 0HJ | 51.91005300 | 0.92726900 | 1 | 4 | 601443 | 227551 |
| CO4 0HL | 51.90765400 | 0.92536800 | 31 | 71 | 601323 | 227279 |
| CO4 0HN | 51.90481600 | 0.92447100 | 27 | 87 | 601274 | 226961 |
| CO4 0HP | 51.91031700 | 0.92894400 | 27 | 59 | 601557 | 227585 |
| CO4 0HQ | 51.91361400 | 0.92945000 | 15 | 31 | 601577 | 227953 |
| CO4 0HU | 51.91209600 | 0.93045600 | 48 | 127 | 601653 | 227787 |
| CO4 0HW | 51.90284600 | 0.92412500 | 10 | 23 | 601259 | 226741 |
| CO4 0HX | 51.91374500 | 0.93105800 | 22 | 57 | 601687 | 227972 |
| CO4 0HY | 51.91278200 | 0.92999200 | 25 | 65 | 601618 | 227862 |
| CO4 0HZ | 51.90339800 | 0.93772600 | 43 | 111 | 602192 | 226840 |
| CO4 0JA | 51.90459300 | 0.93824100 | 26 | 61 | 602222 | 226974 |
| CO4 0JD | 51.90307500 | 0.93840300 | 8 | 13 | 602240 | 226806 |
| CO4 0JE | 51.90415200 | 0.93526000 | 11 | 22 | 602019 | 226917 |
| CO4 0JF | 51.90354800 | 0.93565700 | 4 | 10 | 602049 | 226851 |
| CO4 0JG | 51.90684600 | 0.93361800 | 31 | 98 | 601894 | 227212 |
| CO4 0JH | 51.90481800 | 0.93415500 | 20 | 34 | 601940 | 226988 |
| CO4 0JJ | 51.90299100 | 0.93457400 | 1 | 2 | 601977 | 226786 |
| CO4 0JL | 51.90256900 | 0.93597100 | 17 | 34 | 602075 | 226743 |
| CO4 0JN | 51.90257200 | 0.93729400 | 11 | 19 | 602166 | 226747 |
| CO4 0JP | 51.90875700 | 0.92730100 | 18 | 57 | 601451 | 227407 |
| CO4 0JQ | 51.90829000 | 0.93195300 | 27 | 69 | 601773 | 227368 |
| CO4 0JR | 51.90918300 | 0.92788200 | 19 | 43 | 601489 | 227456 |
| CO4 0JS | 51.90192700 | 0.93754300 | 13 | 31 | 602186 | 226676 |
| CO4 0JT | 51.90634000 | 0.93300400 | 24 | 27 | 601854 | 227154 |
| CO4 0JW | 51.90076600 | 0.93687100 | 48 | 116 | 602145 | 226545 |
| CO4 0JX | 51.90549700 | 0.93577000 | 30 | 71 | 602048 | 227068 |
| CO4 0JY | 51.90440300 | 0.93673100 | 28 | 60 | 602119 | 226949 |
| CO4 0LA | 51.90335700 | 0.93467000 | 7 | 20 | 601982 | 226827 |
| CO4 0LB | 51.90316400 | 0.93340700 | 11 | 27 | 601896 | 226802 |