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 9JU | 51.90774600 | 0.91478900 | N/A | N/A | 600595 | 227260 |
| CO4 9LW | 51.91986700 | 0.92789400 | N/A | N/A | 601442 | 228644 |
| CO4 9PD | 51.91782400 | 0.92328100 | N/A | N/A | 601134 | 228404 |
| CO4 9PE | 51.91645200 | 0.92540400 | N/A | N/A | 601286 | 228257 |
| CO4 9PJ | 51.91627900 | 0.92537700 | N/A | N/A | 601285 | 228238 |
| CO4 9PU | 51.91602500 | 0.91688300 | 1 | 5 | 600702 | 228186 |
| CO4 9QB | 51.92420300 | 0.92245900 | N/A | N/A | 601049 | 229111 |
| CO4 9QE | 51.92151500 | 0.92758000 | N/A | N/A | 601413 | 228826 |
| CO4 9QF | 51.92040800 | 0.93075000 | N/A | N/A | 601636 | 228712 |
| CO4 9QH | 51.92315100 | 0.92640500 | N/A | N/A | 601325 | 229005 |
| CO4 9QJ | 51.92120700 | 0.92684600 | N/A | N/A | 601364 | 228790 |
| CO4 9QL | 51.92212700 | 0.92239700 | N/A | N/A | 601054 | 228880 |
| CO4 9QP | 51.92010200 | 0.93001800 | N/A | N/A | 601587 | 228676 |
| CO4 9QQ | 51.92326400 | 0.92379600 | N/A | N/A | 601145 | 229010 |
| CO4 9QR | 51.92196700 | 0.93149300 | N/A | N/A | 601680 | 228887 |
| CO4 9QS | 51.92079400 | 0.92969900 | N/A | N/A | 601562 | 228752 |
| CO4 9QT | 51.92104600 | 0.92859600 | N/A | N/A | 601485 | 228777 |
| CO4 9QU | 51.91253900 | 0.91917100 | 20 | 48 | 600875 | 227805 |
| CO4 9QX | 51.91945500 | 0.92399900 | N/A | N/A | 601176 | 228587 |
| CO4 9QY | 51.91893700 | 0.92784900 | N/A | N/A | 601443 | 228540 |
| CO4 9QZ | 51.91214600 | 0.91942200 | 12 | 28 | 600894 | 227762 |
| CO4 9RA | 51.92242800 | 0.92113700 | N/A | N/A | 600966 | 228910 |
| CO4 9RB | 51.91244100 | 0.92489400 | 30 | 60 | 601269 | 227810 |
| CO4 9RD | 51.91096200 | 0.92506000 | 43 | 92 | 601287 | 227646 |
| CO4 9RE | 51.91118500 | 0.92588900 | 40 | 88 | 601343 | 227673 |
| CO4 9RF | 51.91142700 | 0.92699500 | 18 | 40 | 601418 | 227703 |
| CO4 9RG | 51.91303500 | 0.92163200 | 57 | 119 | 601042 | 227867 |
| CO4 9RH | 51.91272900 | 0.92454900 | 41 | 80 | 601244 | 227841 |
| CO4 9RJ | 51.91175200 | 0.92006500 | 28 | 75 | 600940 | 227720 |
| CO4 9RL | 51.91405500 | 0.92293400 | 49 | 94 | 601127 | 227984 |
| CO4 9RN | 51.91154100 | 0.92204400 | 39 | 54 | 601077 | 227702 |
| CO4 9RP | 51.91248200 | 0.92181400 | 43 | 74 | 601057 | 227806 |
| CO4 9RQ | 51.90585000 | 0.91760300 | 19 | 49 | 600797 | 227057 |
| CO4 9RR | 51.91365800 | 0.92514800 | 62 | 138 | 601281 | 227946 |
| CO4 9RS | 51.91076100 | 0.92446500 | 47 | 104 | 601247 | 227622 |
| CO4 9RT | 51.91087800 | 0.92373100 | 20 | 45 | 601196 | 227633 |
| CO4 9RU | 51.91322200 | 0.92352000 | 64 | 140 | 601171 | 227893 |
| CO4 9RW | 51.91148700 | 0.92131300 | 35 | 51 | 601027 | 227694 |
| CO4 9RX | 51.90692900 | 0.91799300 | 9 | 23 | 600819 | 227178 |
| CO4 9RY | 51.90616600 | 0.91827800 | 12 | 29 | 600842 | 227094 |
| CO4 9RZ | 51.91221500 | 0.92531600 | 61 | 155 | 601299 | 227786 |
| CO4 9SB | 51.91072400 | 0.91762800 | 33 | 36 | 600777 | 227599 |
| CO4 9SD | 51.90585400 | 0.92000200 | 14 | 30 | 600962 | 227064 |
| CO4 9SE | 51.90681000 | 0.91663300 | 16 | 36 | 600726 | 227161 |
| CO4 9SF | 51.90664000 | 0.91548800 | 29 | 90 | 600648 | 227139 |
| CO4 9SG | 51.91268100 | 0.91777000 | 67 | 116 | 600778 | 227817 |
| CO4 9SH | 51.91280400 | 0.91645400 | 15 | 19 | 600687 | 227827 |
| CO4 9SJ | 51.91288800 | 0.91740500 | 16 | 26 | 600752 | 227839 |
| CO4 9SL | 51.91183600 | 0.91521400 | 30 | 69 | 600606 | 227716 |
| CO4 9SN | 51.91102800 | 0.91770600 | 45 | 76 | 600781 | 227633 |