CO3 is a postcode district in Colchester, UK. Below is a complete list of CO3 Postcodes (Active). CO3 postcode district comprises of 860 active postcodes and 6 postcode sectors. CO3 district has a population of 28502, and it has 12063 properties in the region.
| Population | 28502 |
| Addresses / Property Count | 12063 |
| Active Postcodes | 860 |
| Nearby Postcode Districts | 15 |
| Active Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| CO3 9BX | 51.88683200 | 0.85295900 | 4 | 11 | 596434 | 224766 |
| CO3 9BY | 51.88798000 | 0.85272700 | 19 | 42 | 596413 | 224893 |
| CO3 9BZ | 51.88526500 | 0.85341200 | 19 | 44 | 596472 | 224593 |
| CO3 9DA | 51.88375200 | 0.85424600 | 14 | 19 | 596536 | 224427 |
| CO3 9DB | 51.88663400 | 0.85371700 | 6 | 15 | 596487 | 224746 |
| CO3 9DD | 51.88378300 | 0.85371100 | 6 | 15 | 596499 | 224429 |
| CO3 9DE | 51.88271400 | 0.85403500 | 13 | 36 | 596526 | 224311 |
| CO3 9DF | 51.88169000 | 0.85433400 | 9 | 18 | 596551 | 224198 |
| CO3 9DG | 51.88008900 | 0.85471200 | 8 | 27 | 596584 | 224021 |
| CO3 9DH | 51.88300300 | 0.85472200 | 7 | 17 | 596572 | 224345 |
| CO3 9DJ | 51.88138900 | 0.85527400 | 5 | 13 | 596617 | 224167 |
| CO3 9DL | 51.88033000 | 0.85554100 | 10 | 24 | 596640 | 224050 |
| CO3 9DN | 51.88179000 | 0.85505200 | 11 | 18 | 596600 | 224211 |
| CO3 9DP | 51.88171800 | 0.85358000 | 9 | 18 | 596499 | 224199 |
| CO3 9DQ | 51.87919300 | 0.85496000 | 7 | 17 | 596605 | 223922 |
| CO3 9DR | 51.88175500 | 0.85090800 | 42 | 110 | 596315 | 224196 |
| CO3 9DS | 51.88321400 | 0.85306400 | 4 | 14 | 596457 | 224364 |
| CO3 9DT | 51.87910800 | 0.85588500 | 7 | 15 | 596669 | 223915 |
| CO3 9DU | 51.87749800 | 0.85624800 | 20 | 49 | 596701 | 223737 |
| CO3 9DW | 51.88947100 | 0.85206500 | N/A | N/A | 596361 | 225057 |
| CO3 9DX | 51.87488800 | 0.85817500 | 41 | 100 | 596845 | 223452 |
| CO3 9DY | 51.87338800 | 0.86031700 | 8 | 30 | 596999 | 223291 |
| CO3 9DZ | 51.89233700 | 0.85256700 | 25 | 65 | 596383 | 225377 |
| CO3 9EA | 51.89264100 | 0.85114700 | 47 | 120 | 596284 | 225407 |
| CO3 9EB | 51.89180300 | 0.85009100 | 7 | 25 | 596215 | 225311 |
| CO3 9ED | 51.88207200 | 0.85268700 | 35 | 78 | 596436 | 224236 |
| CO3 9EE | 51.87333200 | 0.85966000 | 13 | 32 | 596954 | 223283 |
| CO3 9EF | 51.87428100 | 0.85833900 | 15 | 38 | 596859 | 223385 |
| CO3 9EG | 51.87608800 | 0.85615800 | 6 | 17 | 596701 | 223580 |
| CO3 9EH | 51.87846700 | 0.85410000 | 23 | 57 | 596549 | 223839 |
| CO3 9EJ | 51.87792700 | 0.85227900 | 30 | 90 | 596426 | 223774 |
| CO3 9EL | 51.87771900 | 0.85046400 | 11 | 31 | 596302 | 223746 |
| CO3 9EN | 51.87897500 | 0.85243300 | 28 | 67 | 596432 | 223891 |
| CO3 9EP | 51.87934400 | 0.85393800 | 27 | 59 | 596534 | 223936 |
| CO3 9EQ | 51.87736000 | 0.85564300 | 20 | 50 | 596660 | 223720 |
| CO3 9ER | 51.88089600 | 0.85373100 | 26 | 53 | 596513 | 224108 |
| CO3 9ES | 51.88062400 | 0.85156300 | 22 | 45 | 596365 | 224072 |
| CO3 9ET | 51.87971600 | 0.85046000 | 23 | 63 | 596293 | 223968 |
| CO3 9EU | 51.87866600 | 0.85109100 | 19 | 44 | 596341 | 223853 |
| CO3 9EW | 51.87983700 | 0.85287900 | 14 | 34 | 596459 | 223988 |
| CO3 9EX | 51.88736800 | 0.84940300 | 9 | 14 | 596187 | 224816 |
| CO3 9EY | 51.88730300 | 0.85245100 | 13 | 20 | 596397 | 224817 |
| CO3 9EZ | 51.87436900 | 0.85770600 | 12 | 37 | 596815 | 223393 |
| CO3 9FA | 51.87606300 | 0.85941200 | 34 | 91 | 596925 | 223586 |
| CO3 9FB | 51.87596200 | 0.85837300 | 4 | 15 | 596854 | 223572 |
| CO3 9FD | 51.89032500 | 0.84761400 | 18 | 27 | 596051 | 225140 |
| CO3 9FE | 51.88215200 | 0.85494400 | 11 | 22 | 596591 | 224251 |
| CO3 9FF | 51.88210700 | 0.85530500 | 6 | 10 | 596616 | 224247 |
| CO3 9FG | 51.88242900 | 0.85515000 | 1 | 1 | 596604 | 224282 |
| CO3 9FH | 51.88995100 | 0.84969800 | N/A | N/A | 596196 | 225104 |