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 3DP | 51.88287200 | 0.89027500 | 27 | 70 | 599019 | 224427 |
| CO3 3DQ | 51.89080600 | 0.89132200 | 25 | 45 | 599056 | 225312 |
| CO3 3DR | 51.88177500 | 0.88879500 | 13 | 29 | 598922 | 224301 |
| CO3 3DS | 51.88102400 | 0.88790400 | 13 | 35 | 598864 | 224215 |
| CO3 3DT | 51.88030400 | 0.88716000 | 9 | 23 | 598816 | 224133 |
| CO3 3DU | 51.88094800 | 0.88657700 | 37 | 92 | 598773 | 224203 |
| CO3 3DW | 51.88405800 | 0.89106300 | 29 | 68 | 599068 | 224561 |
| CO3 3DX | 51.88167600 | 0.88550400 | 31 | 90 | 598696 | 224281 |
| CO3 3DY | 51.89099400 | 0.89280200 | 48 | 91 | 599157 | 225337 |
| CO3 3DZ | 51.88214800 | 0.88751100 | 44 | 137 | 598832 | 224339 |
| CO3 3EA | 51.88279400 | 0.88795900 | 27 | 78 | 598860 | 224412 |
| CO3 3EB | 51.88231700 | 0.88871300 | 8 | 19 | 598914 | 224361 |
| CO3 3ED | 51.88355000 | 0.89014400 | 50 | 98 | 599007 | 224502 |
| CO3 3EE | 51.88298600 | 0.88930900 | 37 | 84 | 598952 | 224437 |
| CO3 3EJ | 51.89022700 | 0.89106700 | 5 | 21 | 599041 | 225247 |
| CO3 3EN | 51.88777800 | 0.89483400 | 2 | 3 | 599311 | 224985 |
| CO3 3ES | 51.88756600 | 0.89506700 | 4 | 13 | 599328 | 224962 |
| CO3 3EY | 51.88787200 | 0.89250000 | 2 | 4 | 599150 | 224989 |
| CO3 3EZ | 51.88783000 | 0.89165400 | 1 | 1 | 599092 | 224982 |
| CO3 3FA | 51.88599100 | 0.87640700 | N/A | N/A | 598051 | 224736 |
| CO3 3FF | 51.89021700 | 0.89292700 | 58 | 82 | 599169 | 225251 |
| CO3 3FG | 51.88810500 | 0.89327100 | N/A | N/A | 599202 | 225017 |
| CO3 3FJ | 51.88571700 | 0.87708600 | N/A | N/A | 598099 | 224707 |
| CO3 3FL | 51.88752400 | 0.89176500 | N/A | N/A | 599101 | 224948 |
| CO3 3FN | 51.88118700 | 0.88980300 | N/A | N/A | 598994 | 224238 |
| CO3 3FP | 51.88083100 | 0.88889400 | N/A | N/A | 598933 | 224196 |
| CO3 3FQ | 51.88690400 | 0.89647800 | N/A | N/A | 599428 | 224892 |
| CO3 3GB | 51.88181100 | 0.88658800 | N/A | N/A | 598770 | 224299 |
| CO3 3GE | 51.88683300 | 0.89230200 | 11 | 23 | 599141 | 224873 |
| CO3 3GT | 51.89270700 | 0.89054300 | N/A | N/A | 598994 | 225521 |
| CO3 3GW | 51.88850200 | 0.89246800 | 9 | 12 | 599145 | 225059 |
| CO3 3HA | 51.88776600 | 0.89019700 | 9 | 63 | 598992 | 224971 |
| CO3 3HD | 51.88698900 | 0.89072800 | N/A | N/A | 599032 | 224886 |
| CO3 3HE | 51.88591800 | 0.89049900 | 27 | 73 | 599021 | 224766 |
| CO3 3HF | 51.88628200 | 0.89132200 | 34 | 73 | 599076 | 224809 |
| CO3 3HH | 51.88756300 | 0.89223300 | 19 | 33 | 599133 | 224954 |
| CO3 3HJ | 51.88709200 | 0.89019700 | 7 | 10 | 598995 | 224896 |
| CO3 3HL | 51.88621800 | 0.88733600 | 6 | 9 | 598802 | 224791 |
| CO3 3HN | 51.88679900 | 0.88782400 | 6 | 16 | 598833 | 224857 |
| CO3 3HP | 51.88468200 | 0.88761500 | 7 | 14 | 598828 | 224621 |
| CO3 3HQ | 51.88501400 | 0.88839200 | 27 | 32 | 598880 | 224660 |
| CO3 3HR | 51.88612900 | 0.88910300 | 12 | 25 | 598924 | 224786 |
| CO3 3HT | 51.88503800 | 0.88776900 | 6 | 13 | 598837 | 224661 |
| CO3 3HU | 51.88497800 | 0.88616600 | 39 | 90 | 598727 | 224650 |
| CO3 3HW | 51.88607500 | 0.88840200 | 7 | 12 | 598876 | 224778 |
| CO3 3HX | 51.88563500 | 0.88543800 | 1 | 1 | 598674 | 224721 |
| CO3 3HY | 51.88544600 | 0.88701000 | 22 | 47 | 598783 | 224704 |
| CO3 3JA | 51.88523000 | 0.88922000 | 7 | 19 | 598936 | 224686 |
| CO3 3JB | 51.88548800 | 0.88994900 | 13 | 29 | 598985 | 224717 |
| CO3 3JD | 51.88578600 | 0.88954600 | 5 | 6 | 598956 | 224749 |