This is a list of postcodes in the CO area , Colchester. The area covers Acton , Alresford , Ardleigh , Assington , Beaumont , Berechurch , Boxford (Babergh) , Boxted , Boxted Cross , Bradfield (Tendring) , Brantham , Brightlingsea , Bromley Cross , Bures , Castle Hedingham , Cavendish , Clacton-on-Sea , Clare , Coggeshall , Colchester , Colne Engaine , Copford , Dedham , Dedham Heath , Earls Colne , East Bergholt , East Mersea , Eight Ash Green , Elmstead Market , Fingringhoe , Fordham (Colchester) , Fordstreet , Foxash Estate , Frating Green , Frinton-on-Sea , Glemsford , Gosfield , Great Bentley , Great Holland , Great Horkesley , Great Oakley , Great Tey , Great Waldingfield , Great Yeldham , Halstead (Braintree) , Harwich , Heckfordbridge , High Park Corner , Higham (Babergh) , Hundon , Jaywick , Kelvedon and Feering , Kirby Cross , Kirby-le-Soken , Lamarsh , Lamb Corner , Langenhoe and Abberton , Langham (Tendring) , Lavenham , Lawford , Layer Breton , Layer-de-la-Haye , Leavenheath , Little Clacton , Little Oakley , Little Waldingfield , Long Melford , Manningtree , Marks Tey , Mistley , Nayland , Newton (Babergh) , Parkeston , Pebmarsh , Peldon , Point Clear , Ridgewell , Rowhedge , School Green , Seawick , Sible Hedingham , St Osyth , Stoke-by-Clare , Stoke-by-Nayland , Stratford St Mary , Sudbury , Thorpe-le-Soken , Thorrington , Tiptree , Tolleshunt Knights , Toppesfield , Tye Green (Colchester) , Wakes Colne , Walton-on-the-Naze , Weeley , West Bergholt , West Mersea , White Colne , Wickham St Paul , Wivenhoe , Wix . The area contains approximately 176,939 households with a population of about 411,411 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| CO4 4FT | 51.917665 | 0.921847 | 601036 | 228382 | TM010283 | No |
| CO4 4FU | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4FW | 51.918697 | 0.917943 | 600763 | 228486 | TM007284 | No |
| CO4 4FX | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4FY | 51.918255 | 0.9187 | 600817 | 228439 | TM008284 | No |
| CO4 4FZ | 51.907287 | 0.923266 | 601180 | 227232 | TM011272 | No |
| CO4 4GA | 51.912316 | 0.926821 | 601402 | 227801 | TM014278 | No |
| CO4 4GB | 51.908224 | 0.920288 | 600971 | 227328 | TM009273 | No |
| CO4 4GD | 51.908453 | 0.919387 | 600908 | 227351 | TM009273 | No |
| CO4 4GF | 51.915835 | 0.919124 | 600857 | 228171 | TM008281 | No |
| CO4 4GH | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4GJ | 51.907862 | 0.925077 | 601302 | 227301 | TM013273 | No |
| CO4 4GL | 51.907862 | 0.925077 | 601302 | 227301 | TM013273 | No |
| CO4 4GN | 51.922011 | 0.927176 | 601383 | 228880 | TM013288 | No |
| CO4 4GP | 51.918134 | 0.921048 | 600979 | 228432 | TM009284 | No |
| CO4 4GR | 51.907437 | 0.923363 | 601186 | 227249 | TM011272 | No |
| CO4 4GS | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4GT | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4GU | 51.907437 | 0.923363 | 601186 | 227249 | TM011272 | No |
| CO4 4GW | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4GX | 51.922011 | 0.927176 | 601383 | 228880 | TM013288 | No |
| CO4 4GY | 51.912316 | 0.926821 | 601402 | 227801 | TM014278 | No |
| CO4 4GZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4HA | 51.91464 | 0.927045 | 601407 | 228060 | TM014280 | No |
| CO4 4HB | 51.91804 | 0.931703 | 601712 | 228451 | TM017284 | No |
| CO4 4HD | 51.915766 | 0.930914 | 601668 | 228196 | TM016281 | No |
| CO4 4HE | 51.915865 | 0.932361 | 601767 | 228211 | TM017282 | No |
| CO4 4HF | 51.912391 | 0.928862 | 601542 | 227815 | TM015278 | No |
| CO4 4HG | 51.914396 | 0.931043 | 601683 | 228044 | TM016280 | No |
| CO4 4HH | 51.910078 | 0.928566 | 601532 | 227557 | TM015275 | No |
| CO4 4HJ | 51.910064 | 0.9273 | 601445 | 227552 | TM014275 | No |
| CO4 4HL | 51.907665 | 0.925399 | 601325 | 227280 | TM013272 | No |
| CO4 4HN | 51.904908 | 0.924536 | 601278 | 226971 | TM012269 | No |
| CO4 4HP | 51.910328 | 0.928975 | 601559 | 227586 | TM015275 | No |
| CO4 4HQ | 51.913626 | 0.929481 | 601579 | 227954 | TM015279 | No |
| CO4 4HR | 51.914015 | 0.928299 | 601496 | 227994 | TM014279 | No |
| CO4 4HS | 51.914241 | 0.928255 | 601492 | 228019 | TM014280 | No |
| CO4 4HT | 51.919829 | 0.926671 | 601358 | 228636 | TM013286 | No |
| CO4 4HU | 51.912108 | 0.930487 | 601655 | 227788 | TM016277 | No |
| CO4 4HW | 51.902858 | 0.924156 | 601261 | 226742 | TM012267 | No |
| CO4 4HX | 51.913662 | 0.931286 | 601703 | 227963 | TM017279 | No |
| CO4 4HY | 51.912794 | 0.930023 | 601620 | 227863 | TM016278 | No |
| CO4 4HZ | 51.903414 | 0.937553 | 602180 | 226841 | TM021268 | No |
| CO4 4JA | 51.904442 | 0.938522 | 602242 | 226958 | TM022269 | No |
| CO4 4JB | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4JD | 51.903086 | 0.938433 | 602242 | 226807 | TM022268 | No |
| CO4 4JE | 51.904163 | 0.935291 | 602021 | 226918 | TM020269 | No |
| CO4 4JF | 51.903669 | 0.935636 | 602047 | 226864 | TM020268 | No |
| CO4 4JG | 51.906857 | 0.933649 | 601896 | 227213 | TM018272 | No |
| CO4 4JH | 51.904829 | 0.934185 | 601942 | 226989 | TM019269 | No |
| CO4 4JJ | 51.903375 | 0.935152 | 602015 | 226830 | TM020268 | No |
| CO4 4JL | 51.902581 | 0.936001 | 602077 | 226744 | TM020267 | No |
| CO4 4JN | 51.902584 | 0.937325 | 602168 | 226748 | TM021267 | No |
| CO4 4JP | 51.908768 | 0.927332 | 601453 | 227408 | TM014274 | No |
| CO4 4JQ | 51.908302 | 0.931984 | 601775 | 227369 | TM017273 | No |
| CO4 4JR | 51.909195 | 0.927912 | 601491 | 227457 | TM014274 | No |
| CO4 4JS | 51.901939 | 0.937573 | 602188 | 226677 | TM021266 | No |
| CO4 4JT | 51.906351 | 0.933034 | 601856 | 227155 | TM018271 | No |
| CO4 4JU | 51.907757 | 0.914819 | 600597 | 227261 | TM005272 | No |
| CO4 4JW | 51.900715 | 0.936883 | 602146 | 226539 | TM021265 | No |
| CO4 4JX | 51.905509 | 0.9358 | 602050 | 227069 | TM020270 | No |
| CO4 4JY | 51.904414 | 0.936761 | 602121 | 226950 | TM021269 | No |
| CO4 4JZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4LA | 51.903369 | 0.934701 | 601984 | 226828 | TM019268 | No |
| CO4 4LB | 51.903175 | 0.933438 | 601898 | 226803 | TM018268 | No |
| CO4 4LD | 51.904863 | 0.933562 | 601899 | 226991 | TM018269 | No |
| CO4 4LE | 51.904351 | 0.932075 | 601799 | 226930 | TM017269 | No |
| CO4 4LF | 51.903651 | 0.932378 | 601823 | 226853 | TM018268 | No |
| CO4 4LG | 51.90358 | 0.93201 | 601798 | 226844 | TM017268 | No |
| CO4 4LH | 51.90326 | 0.929663 | 601638 | 226802 | TM016268 | No |
| CO4 4LJ | 51.904143 | 0.931073 | 601731 | 226904 | TM017269 | No |
| CO4 4LL | 51.905101 | 0.931222 | 601737 | 227011 | TM017270 | No |
| CO4 4LN | 51.904196 | 0.930015 | 601658 | 226907 | TM016269 | No |
| CO4 4LP | 51.904656 | 0.92958 | 601626 | 226957 | TM016269 | No |
| CO4 4LQ | 51.903196 | 0.931171 | 601742 | 226799 | TM017267 | No |
| CO4 4LR | 51.90711 | 0.92894 | 601571 | 227228 | TM015272 | No |
| CO4 4LS | 51.905603 | 0.926617 | 601418 | 227054 | TM014270 | No |
| CO4 4LT | 51.906051 | 0.927024 | 601444 | 227105 | TM014271 | No |
| CO4 4LU | 51.907663 | 0.927318 | 601457 | 227285 | TM014272 | No |
| CO4 4LW | 51.919879 | 0.927925 | 601444 | 228645 | TM014286 | No |
| CO4 4LX | 51.906855 | 0.926873 | 601430 | 227194 | TM014271 | No |
| CO4 4LY | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4LZ | 51.90296 | 0.929818 | 601650 | 226769 | TM016267 | No |
| CO4 4NA | 51.9029 | 0.931123 | 601740 | 226766 | TM017267 | No |
| CO4 4NB | 51.902991 | 0.92966 | 601639 | 226772 | TM016267 | No |
| CO4 4ND | 51.902509 | 0.931301 | 601754 | 226723 | TM017267 | No |
| CO4 4NE | 51.902493 | 0.929759 | 601648 | 226717 | TM016267 | No |
| CO4 4NF | 51.902768 | 0.928468 | 601558 | 226744 | TM015267 | No |
| CO4 4NG | 51.904158 | 0.928268 | 601538 | 226898 | TM015268 | No |
| CO4 4NH | 51.907108 | 0.931179 | 601725 | 227234 | TM017272 | No |
| CO4 4NJ | 51.906451 | 0.929726 | 601628 | 227157 | TM016271 | No |
| CO4 4NL | 51.906243 | 0.930497 | 601682 | 227136 | TM016271 | No |
| CO4 4NN | 51.906502 | 0.932012 | 601785 | 227169 | TM017271 | No |
| CO4 4NP | 51.903641 | 0.926998 | 601453 | 226837 | TM014268 | No |
| CO4 4NQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4NR | 51.905251 | 0.92735 | 601470 | 227017 | TM014270 | No |
| CO4 4NS | 51.905226 | 0.926578 | 601417 | 227012 | TM014270 | No |
| CO4 4NT | 51.904636 | 0.925711 | 601360 | 226944 | TM013269 | No |
| CO4 4NU | 51.90443 | 0.926744 | 601432 | 226924 | TM014269 | No |
| CO4 4NW | 51.90728 | 0.930783 | 601697 | 227252 | TM016272 | No |
| CO4 4NX | 51.905477 | 0.927685 | 601492 | 227043 | TM014270 | No |
| CO4 4NY | 51.907161 | 0.926529 | 601405 | 227227 | TM014272 | No |
| CO4 4NZ | 51.908788 | 0.930896 | 601698 | 227420 | TM016274 | No |
| CO4 4PA | 51.90354 | 0.924913 | 601310 | 226820 | TM013268 | No |
| CO4 4PB | 51.916282 | 0.925392 | 601286 | 228238 | TM012282 | No |
| CO4 4PD | 51.917826 | 0.923326 | 601137 | 228404 | TM011284 | No |
| CO4 4PE | 51.919199 | 0.922339 | 601063 | 228554 | TM010285 | No |
| CO4 4PF | 51.920573 | 0.921337 | 600988 | 228704 | TM009287 | No |
| CO4 4PG | 51.902132 | 0.929822 | 601654 | 226677 | TM016266 | No |
| CO4 4PH | 51.901423 | 0.930503 | 601704 | 226600 | TM017266 | No |
| CO4 4PJ | 51.900964 | 0.931563 | 601779 | 226552 | TM017265 | No |
| CO4 4PL | 51.901872 | 0.931608 | 601778 | 226653 | TM017266 | No |
| CO4 4PN | 51.902355 | 0.932788 | 601857 | 226710 | TM018267 | No |
| CO4 4PP | 51.902142 | 0.934097 | 601948 | 226690 | TM019266 | No |
| CO4 4PQ | 51.90181 | 0.930819 | 601724 | 226644 | TM017266 | No |
| CO4 4PR | 51.901397 | 0.932595 | 601848 | 226603 | TM018266 | No |
| CO4 4PS | 51.901555 | 0.92916 | 601611 | 226611 | TM016266 | No |
| CO4 4PT | 51.900572 | 0.929619 | 601647 | 226503 | TM016265 | No |
| CO4 4PU | 51.915678 | 0.917471 | 600744 | 228149 | TM007281 | No |
| CO4 4PW | 51.902593 | 0.932266 | 601820 | 226735 | TM018267 | No |
| CO4 4PX | 51.900803 | 0.927933 | 601530 | 226524 | TM015265 | No |
| CO4 4PY | 51.901996 | 0.928418 | 601558 | 226658 | TM015266 | No |
| CO4 4PZ | 51.90217 | 0.926844 | 601449 | 226673 | TM014266 | No |
| CO4 4QA | 51.901295 | 0.925493 | 601360 | 226572 | TM013265 | No |
| CO4 4QB | 51.90189 | 0.925459 | 601355 | 226638 | TM013266 | No |
| CO4 4QD | 51.901067 | 0.927456 | 601496 | 226552 | TM014265 | No |
| CO4 4QE | 51.901054 | 0.926873 | 601456 | 226549 | TM014265 | No |
| CO4 4QF | 51.900924 | 0.924873 | 601319 | 226529 | TM013265 | No |
| CO4 4QG | 51.900473 | 0.926385 | 601425 | 226483 | TM014264 | No |
| CO4 4QH | 51.900347 | 0.924574 | 601301 | 226464 | TM013264 | No |
| CO4 4QJ | 51.902153 | 0.935101 | 602017 | 226694 | TM020266 | No |
| CO4 4QL | 51.900459 | 0.923346 | 601216 | 226473 | TM012264 | No |
| CO4 4QN | 51.901887 | 0.924122 | 601263 | 226634 | TM012266 | No |
| CO4 4QP | 51.920419 | 0.930781 | 601638 | 228713 | TM016287 | No |
| CO4 4QQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4QR | 51.921258 | 0.93104 | 601652 | 228807 | TM016288 | No |
| CO4 4QS | 51.920926 | 0.929942 | 601578 | 228767 | TM015287 | No |
| CO4 4QT | 51.921127 | 0.928384 | 601470 | 228785 | TM014287 | No |
| CO4 4QU | 51.91255 | 0.919202 | 600877 | 227806 | TM008278 | No |
| CO4 4QW | 51.911078 | 0.930652 | 601671 | 227674 | TM016276 | No |
| CO4 4QX | 51.919455 | 0.923999 | 601176 | 228587 | TM011285 | No |
| CO4 4QY | 51.91852 | 0.927952 | 601452 | 228494 | TM014284 | No |
| CO4 4QZ | 51.912049 | 0.919838 | 600923 | 227752 | TM009277 | No |
| CO4 4RA | 51.908068 | 0.92874 | 601553 | 227334 | TM015273 | No |
| CO4 4RB | 51.912453 | 0.924925 | 601271 | 227811 | TM012278 | No |
| CO4 4RD | 51.910991 | 0.925106 | 601290 | 227649 | TM012276 | No |
| CO4 4RE | 51.911232 | 0.925922 | 601345 | 227678 | TM013276 | No |
| CO4 4RF | 51.911438 | 0.927026 | 601420 | 227704 | TM014277 | No |
| CO4 4RG | 51.913047 | 0.921663 | 601044 | 227868 | TM010278 | No |
| CO4 4RH | 51.91274 | 0.92458 | 601246 | 227842 | TM012278 | No |
| CO4 4RJ | 51.911791 | 0.91972 | 600916 | 227723 | TM009277 | No |
| CO4 4RL | 51.913816 | 0.922905 | 601126 | 227957 | TM011279 | No |
| CO4 4RN | 51.911552 | 0.922075 | 601079 | 227703 | TM010277 | No |
| CO4 4RP | 51.912493 | 0.921845 | 601059 | 227807 | TM010278 | No |
| CO4 4RQ | 51.905862 | 0.917634 | 600799 | 227058 | TM007270 | No |
| CO4 4RR | 51.913653 | 0.92512 | 601279 | 227945 | TM012279 | No |
| CO4 4RS | 51.910773 | 0.924496 | 601249 | 227623 | TM012276 | No |
| CO4 4RT | 51.91089 | 0.923762 | 601198 | 227634 | TM011276 | No |
| CO4 4RU | 51.913225 | 0.923536 | 601172 | 227893 | TM011278 | No |
| CO4 4RW | 51.911499 | 0.921344 | 601029 | 227695 | TM010276 | No |
| CO4 4RX | 51.90694 | 0.918023 | 600821 | 227179 | TM008271 | No |
| CO4 4RY | 51.906178 | 0.918308 | 600844 | 227095 | TM008270 | No |
| CO4 4RZ | 51.912226 | 0.925347 | 601301 | 227787 | TM013277 | No |
| CO4 4SA | 51.903331 | 0.9225 | 601145 | 226790 | TM011267 | No |
| CO4 4SB | 51.910736 | 0.917659 | 600779 | 227600 | TM007276 | No |
| CO4 4SD | 51.905865 | 0.920033 | 600964 | 227065 | TM009270 | No |
| CO4 4SE | 51.906821 | 0.916663 | 600728 | 227162 | TM007271 | No |
| CO4 4SF | 51.906652 | 0.915518 | 600650 | 227140 | TM006271 | No |
| CO4 4SG | 51.91271 | 0.917831 | 600782 | 227820 | TM007278 | No |
| CO4 4SH | 51.912841 | 0.916516 | 600691 | 227831 | TM006278 | No |
| CO4 4SJ | 51.912909 | 0.917422 | 600753 | 227841 | TM007278 | No |
| CO4 4SL | 51.911848 | 0.915245 | 600608 | 227717 | TM006277 | No |
| CO4 4SN | 51.911206 | 0.917908 | 600794 | 227653 | TM007276 | No |
| CO4 4SP | 51.907995 | 0.915024 | 600610 | 227288 | TM006272 | No |
| CO4 4SQ | 51.91257 | 0.915495 | 600622 | 227798 | TM006277 | No |
| CO4 4SR | 51.911098 | 0.918264 | 600819 | 227642 | TM008276 | No |
| CO4 4SS | 51.912977 | 0.913587 | 600489 | 227838 | TM004278 | No |
| CO4 4ST | 51.911572 | 0.912595 | 600427 | 227679 | TM004276 | No |
| CO4 4SU | 51.913199 | 0.913325 | 600470 | 227862 | TM004278 | No |
| CO4 4SW | 51.909945 | 0.917259 | 600755 | 227511 | TM007275 | No |
| CO4 4SX | 51.912042 | 0.91357 | 600492 | 227734 | TM004277 | No |
| CO4 4SY | 51.912206 | 0.914555 | 600559 | 227755 | TM005277 | No |
| CO4 4SZ | 51.91312 | 0.919806 | 600916 | 227871 | TM009278 | No |
| CO4 4TA | 51.920837 | 0.935318 | 601948 | 228772 | TM019287 | No |
| CO4 4TB | 51.91943 | 0.925365 | 601270 | 228588 | TM012285 | No |
| CO4 4TD | 51.919932 | 0.933731 | 601843 | 228667 | TM018286 | No |
| CO4 4TE | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 4TF | 51.920837 | 0.935318 | 601948 | 228772 | TM019287 | No |
| CO4 4TG | 51.920848 | 0.925486 | 601272 | 228746 | TM012287 | No |
| CO4 4TH | 51.908445 | 0.918252 | 600830 | 227347 | TM008273 | No |
| CO4 4TJ | 51.911663 | 0.917617 | 600772 | 227703 | TM007277 | No |
| CO4 4TL | 51.912848 | 0.911892 | 600373 | 227819 | TM003278 | No |
| CO4 4TN | 51.906225 | 0.922543 | 601135 | 227112 | TM011271 | No |
| CO4 4TP | 51.912411 | 0.911398 | 600341 | 227769 | TM003277 | No |
| CO4 4TQ | 51.907286 | 0.923281 | 601181 | 227232 | TM011272 | No |
| CO4 4TR | 51.914684 | 0.915472 | 600611 | 228033 | TM006280 | No |
| CO4 4TS | 51.91462 | 0.916966 | 600714 | 228030 | TM007280 | No |
| CO4 4TT | 51.915083 | 0.914974 | 600575 | 228076 | TM005280 | No |
| CO4 4TU | 51.913941 | 0.9157 | 600630 | 227951 | TM006279 | No |
| CO4 4TW | 51.906829 | 0.920328 | 600980 | 227173 | TM009271 | No |