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 0HX | 51.913756 | 0.931089 | 601689 | 227973 | TM016279 | Yes |
| CO4 0HY | 51.912794 | 0.930023 | 601620 | 227863 | TM016278 | Yes |
| CO4 0HZ | 51.903409 | 0.937757 | 602194 | 226841 | TM021268 | Yes |
| CO4 0JA | 51.904593 | 0.938241 | 602222 | 226974 | TM022269 | Yes |
| CO4 0JD | 51.903086 | 0.938433 | 602242 | 226807 | TM022268 | Yes |
| CO4 0JE | 51.904163 | 0.935291 | 602021 | 226918 | TM020269 | Yes |
| CO4 0JF | 51.90356 | 0.935687 | 602051 | 226852 | TM020268 | Yes |
| CO4 0JG | 51.906857 | 0.933649 | 601896 | 227213 | TM018272 | Yes |
| CO4 0JH | 51.904829 | 0.934185 | 601942 | 226989 | TM019269 | Yes |
| CO4 0JJ | 51.903002 | 0.934604 | 601979 | 226787 | TM019267 | Yes |
| CO4 0JL | 51.902581 | 0.936001 | 602077 | 226744 | TM020267 | Yes |
| CO4 0JN | 51.902584 | 0.937325 | 602168 | 226748 | TM021267 | Yes |
| CO4 0JP | 51.908768 | 0.927332 | 601453 | 227408 | TM014274 | Yes |
| CO4 0JQ | 51.908302 | 0.931984 | 601775 | 227369 | TM017273 | Yes |
| CO4 0JR | 51.909195 | 0.927912 | 601491 | 227457 | TM014274 | Yes |
| CO4 0JS | 51.901939 | 0.937573 | 602188 | 226677 | TM021266 | Yes |
| CO4 0JT | 51.906351 | 0.933034 | 601856 | 227155 | TM018271 | Yes |
| CO4 0JW | 51.900777 | 0.936901 | 602147 | 226546 | TM021265 | Yes |
| CO4 0JX | 51.905509 | 0.9358 | 602050 | 227069 | TM020270 | Yes |
| CO4 0JY | 51.904414 | 0.936761 | 602121 | 226950 | TM021269 | Yes |
| CO4 0LA | 51.903369 | 0.934701 | 601984 | 226828 | TM019268 | Yes |
| CO4 0LB | 51.903175 | 0.933438 | 601898 | 226803 | TM018268 | Yes |
| CO4 0LD | 51.904863 | 0.933562 | 601899 | 226991 | TM018269 | Yes |
| CO4 0LE | 51.904351 | 0.932075 | 601799 | 226930 | TM017269 | Yes |
| CO4 0LF | 51.903651 | 0.932378 | 601823 | 226853 | TM018268 | Yes |
| CO4 0LG | 51.90358 | 0.93201 | 601798 | 226844 | TM017268 | Yes |
| CO4 0LH | 51.90326 | 0.929663 | 601638 | 226802 | TM016268 | Yes |
| CO4 0LJ | 51.904143 | 0.931073 | 601731 | 226904 | TM017269 | Yes |
| CO4 0LL | 51.90507 | 0.930668 | 601699 | 227006 | TM016270 | Yes |
| CO4 0LN | 51.904196 | 0.930015 | 601658 | 226907 | TM016269 | Yes |
| CO4 0LP | 51.904656 | 0.92958 | 601626 | 226957 | TM016269 | Yes |
| CO4 0LQ | 51.903196 | 0.931171 | 601742 | 226799 | TM017267 | Yes |
| CO4 0LR | 51.907291 | 0.928152 | 601516 | 227246 | TM015272 | Yes |
| CO4 0LS | 51.905603 | 0.926617 | 601418 | 227054 | TM014270 | Yes |
| CO4 0LT | 51.906051 | 0.927024 | 601444 | 227105 | TM014271 | Yes |
| CO4 0LU | 51.907663 | 0.927318 | 601457 | 227285 | TM014272 | Yes |
| CO4 0LX | 51.906855 | 0.926873 | 601430 | 227194 | TM014271 | Yes |
| CO4 0LZ | 51.90296 | 0.929818 | 601650 | 226769 | TM016267 | Yes |
| CO4 0NA | 51.9029 | 0.931123 | 601740 | 226766 | TM017267 | Yes |
| CO4 0NB | 51.902991 | 0.92966 | 601639 | 226772 | TM016267 | Yes |
| CO4 0ND | 51.902509 | 0.931301 | 601754 | 226723 | TM017267 | Yes |
| CO4 0NE | 51.902493 | 0.929759 | 601648 | 226717 | TM016267 | Yes |
| CO4 0NF | 51.902768 | 0.928468 | 601558 | 226744 | TM015267 | Yes |
| CO4 0NG | 51.904158 | 0.928268 | 601538 | 226898 | TM015268 | Yes |
| CO4 0NH | 51.907108 | 0.931179 | 601725 | 227234 | TM017272 | Yes |
| CO4 0NJ | 51.906451 | 0.929726 | 601628 | 227157 | TM016271 | Yes |
| CO4 0NL | 51.906243 | 0.930497 | 601682 | 227136 | TM016271 | Yes |
| CO4 0NN | 51.906502 | 0.932012 | 601785 | 227169 | TM017271 | Yes |
| CO4 0NP | 51.903641 | 0.926998 | 601453 | 226837 | TM014268 | Yes |
| CO4 0NR | 51.905251 | 0.92735 | 601470 | 227017 | TM014270 | Yes |
| CO4 0NS | 51.905226 | 0.926578 | 601417 | 227012 | TM014270 | Yes |
| CO4 0NT | 51.904636 | 0.925711 | 601360 | 226944 | TM013269 | Yes |
| CO4 0NU | 51.90443 | 0.926744 | 601432 | 226924 | TM014269 | Yes |
| CO4 0NW | 51.90728 | 0.930783 | 601697 | 227252 | TM016272 | Yes |
| CO4 0NX | 51.905477 | 0.927685 | 601492 | 227043 | TM014270 | Yes |
| CO4 0NY | 51.907161 | 0.926529 | 601405 | 227227 | TM014272 | Yes |
| CO4 0NZ | 51.908788 | 0.930896 | 601698 | 227420 | TM016274 | Yes |
| CO4 0PA | 51.903559 | 0.92487 | 601307 | 226822 | TM013268 | Yes |
| CO4 0PG | 51.902132 | 0.929822 | 601654 | 226677 | TM016266 | Yes |
| CO4 0PH | 51.901423 | 0.930503 | 601704 | 226600 | TM017266 | Yes |
| CO4 0PJ | 51.900964 | 0.931563 | 601779 | 226552 | TM017265 | Yes |
| CO4 0PL | 51.901872 | 0.931608 | 601778 | 226653 | TM017266 | Yes |
| CO4 0PN | 51.902355 | 0.932788 | 601857 | 226710 | TM018267 | Yes |
| CO4 0PP | 51.902142 | 0.934097 | 601948 | 226690 | TM019266 | Yes |
| CO4 0PQ | 51.90181 | 0.930819 | 601724 | 226644 | TM017266 | Yes |
| CO4 0PR | 51.901397 | 0.932595 | 601848 | 226603 | TM018266 | Yes |
| CO4 0PS | 51.901555 | 0.92916 | 601611 | 226611 | TM016266 | Yes |
| CO4 0PT | 51.900572 | 0.929619 | 601647 | 226503 | TM016265 | Yes |
| CO4 0PW | 51.902593 | 0.932266 | 601820 | 226735 | TM018267 | Yes |
| CO4 0PX | 51.900803 | 0.927933 | 601530 | 226524 | TM015265 | Yes |
| CO4 0PY | 51.901996 | 0.928418 | 601558 | 226658 | TM015266 | Yes |
| CO4 0PZ | 51.90217 | 0.926844 | 601449 | 226673 | TM014266 | Yes |
| CO4 0QA | 51.901295 | 0.925493 | 601360 | 226572 | TM013265 | Yes |
| CO4 0QB | 51.90189 | 0.925459 | 601355 | 226638 | TM013266 | Yes |
| CO4 0QD | 51.901067 | 0.927456 | 601496 | 226552 | TM014265 | Yes |
| CO4 0QE | 51.901054 | 0.926873 | 601456 | 226549 | TM014265 | Yes |
| CO4 0QF | 51.900924 | 0.924873 | 601319 | 226529 | TM013265 | Yes |
| CO4 0QG | 51.900473 | 0.926385 | 601425 | 226483 | TM014264 | Yes |
| CO4 0QH | 51.900347 | 0.924574 | 601301 | 226464 | TM013264 | Yes |
| CO4 0QJ | 51.902145 | 0.935086 | 602016 | 226693 | TM020266 | Yes |
| CO4 0QL | 51.900459 | 0.923346 | 601216 | 226473 | TM012264 | Yes |
| CO4 0QN | 51.901887 | 0.924122 | 601263 | 226634 | TM012266 | Yes |
| CO4 0QW | 51.911078 | 0.930652 | 601671 | 227674 | TM016276 | Yes |
| CO4 0RA | 51.908068 | 0.92874 | 601553 | 227334 | TM015273 | Yes |
| CO4 0SA | 51.903331 | 0.9225 | 601145 | 226790 | TM011267 | Yes |
| CO4 0WA | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0WB | 51.903331 | 0.9225 | 601145 | 226790 | TM011267 | No |
| CO4 0WG | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0WH | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0WL | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0WQ | 51.903331 | 0.9225 | 601145 | 226790 | TM011267 | No |
| CO4 0WZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0XB | 51.893855 | 0.917291 | 600829 | 225722 | TM008257 | Yes |
| CO4 0XF | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0XY | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0YL | 51.901709 | 0.926582 | 601433 | 226621 | TM014266 | No |
| CO4 0YP | 51.906817 | 0.93417 | 601932 | 227210 | TM019272 | Yes |
| CO4 0YQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0YT | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0YW | 51.904686 | 0.93704 | 602139 | 226981 | TM021269 | Yes |
| CO4 0ZB | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZE | 51.894264 | 0.921082 | 601088 | 225778 | TM010257 | Yes |
| CO4 0ZG | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZH | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZL | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZN | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | Yes |
| CO4 0ZP | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZR | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZS | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZU | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZX | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0ZY | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 1WU | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 3AA | 51.882766 | 0.933532 | 601996 | 224534 | TM019245 | Yes |
| CO4 3AB | 51.882112 | 0.934506 | 602066 | 224464 | TM020244 | Yes |
| CO4 3AD | 51.881203 | 0.935609 | 602146 | 224366 | TM021243 | Yes |
| CO4 3AE | 51.882821 | 0.93275 | 601942 | 224538 | TM019245 | Yes |
| CO4 3AF | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 3AG | 51.885932 | 0.931718 | 601857 | 224881 | TM018248 | Yes |
| CO4 3AH | 51.894029 | 0.920427 | 601044 | 225750 | TM010257 | Yes |
| CO4 3AJ | 51.889238 | 0.925727 | 601430 | 225232 | TM014252 | Yes |
| CO4 3AL | 51.889781 | 0.926315 | 601468 | 225294 | TM014252 | Yes |
| CO4 3AN | 51.890815 | 0.923082 | 601241 | 225400 | TM012254 | Yes |
| CO4 3AP | 51.891262 | 0.923896 | 601295 | 225452 | TM012254 | Yes |
| CO4 3AQ | 51.888417 | 0.928377 | 601616 | 225148 | TM016251 | Yes |
| CO4 3AR | 51.892766 | 0.925259 | 601382 | 225623 | TM013256 | Yes |
| CO4 3AS | 51.89226 | 0.924281 | 601317 | 225564 | TM013255 | Yes |
| CO4 3AT | 51.892909 | 0.926751 | 601484 | 225643 | TM014256 | Yes |
| CO4 3AU | 51.893733 | 0.926542 | 601466 | 225734 | TM014257 | Yes |
| CO4 3AW | 51.890503 | 0.922234 | 601184 | 225363 | TM011253 | Yes |
| CO4 3AX | 51.893907 | 0.927121 | 601505 | 225755 | TM015257 | Yes |
| CO4 3AY | 51.893423 | 0.928877 | 601628 | 225706 | TM016257 | Yes |
| CO4 3AZ | 51.892267 | 0.92761 | 601546 | 225574 | TM015255 | Yes |
| CO4 3BA | 51.892469 | 0.927071 | 601508 | 225595 | TM015255 | Yes |
| CO4 3BB | 51.891701 | 0.925073 | 601374 | 225504 | TM013255 | Yes |
| CO4 3BD | 51.890668 | 0.925384 | 601400 | 225390 | TM014253 | Yes |
| CO4 3BE | 51.88738 | 0.929908 | 601726 | 225037 | TM017250 | Yes |
| CO4 3BF | 51.897551 | 0.950094 | 603069 | 226224 | TM030262 | Yes |
| CO4 3BG | 51.892029 | 0.918713 | 600935 | 225523 | TM009255 | No |
| CO4 3BH | 51.889525 | 0.924321 | 601332 | 225260 | TM013252 | Yes |
| CO4 3BJ | 51.893228 | 0.925507 | 601397 | 225675 | TM013256 | Yes |
| CO4 3BL | 51.882456 | 0.93479 | 602084 | 224503 | TM020245 | Yes |
| CO4 3BN | 51.890561 | 0.920246 | 601047 | 225364 | TM010253 | Yes |
| CO4 3BP | 51.890709 | 0.921549 | 601136 | 225384 | TM011253 | Yes |
| CO4 3BQ | 51.893475 | 0.918807 | 600935 | 225684 | TM009256 | No |
| CO4 3BS | 51.892615 | 0.92192 | 601153 | 225597 | TM011255 | Yes |
| CO4 3BT | 51.892982 | 0.921988 | 601156 | 225638 | TM011256 | Yes |
| CO4 3BU | 51.892198 | 0.922794 | 601215 | 225553 | TM012255 | Yes |
| CO4 3BW | 51.891065 | 0.921325 | 601119 | 225423 | TM011254 | Yes |
| CO4 3BX | 51.892916 | 0.923568 | 601265 | 225635 | TM012256 | Yes |
| CO4 3BY | 51.893152 | 0.923147 | 601235 | 225660 | TM012256 | Yes |
| CO4 3BZ | 51.893445 | 0.923631 | 601267 | 225694 | TM012256 | Yes |
| CO4 3DA | 51.893301 | 0.924363 | 601318 | 225680 | TM013256 | Yes |
| CO4 3DB | 51.8939 | 0.925594 | 601400 | 225750 | TM014257 | Yes |
| CO4 3DD | 51.894062 | 0.925241 | 601375 | 225767 | TM013257 | Yes |
| CO4 3DE | 51.894848 | 0.926891 | 601485 | 225859 | TM014258 | Yes |
| CO4 3DF | 51.894639 | 0.927692 | 601541 | 225838 | TM015258 | Yes |
| CO4 3DG | 51.894978 | 0.928528 | 601597 | 225878 | TM015258 | Yes |
| CO4 3DH | 51.895558 | 0.929074 | 601632 | 225944 | TM016259 | Yes |
| CO4 3DJ | 51.895221 | 0.928166 | 601571 | 225904 | TM015259 | Yes |
| CO4 3DL | 51.896354 | 0.931437 | 601791 | 226039 | TM017260 | Yes |
| CO4 3DN | 51.896188 | 0.932299 | 601851 | 226023 | TM018260 | Yes |
| CO4 3DP | 51.896783 | 0.931175 | 601771 | 226086 | TM017260 | Yes |
| CO4 3DQ | 51.895259 | 0.929171 | 601640 | 225911 | TM016259 | Yes |
| CO4 3DR | 51.899801 | 0.932782 | 601868 | 226426 | TM018264 | Yes |
| CO4 3DS | 51.898937 | 0.929541 | 601649 | 226321 | TM016263 | Yes |
| CO4 3DT | 51.89783 | 0.931025 | 601756 | 226202 | TM017262 | Yes |
| CO4 3DU | 51.897174 | 0.932465 | 601858 | 226133 | TM018261 | Yes |
| CO4 3DW | 51.890241 | 0.921199 | 601114 | 225331 | TM011253 | Yes |
| CO4 3DX | 51.899707 | 0.930071 | 601682 | 226408 | TM016264 | Yes |
| CO4 3DY | 51.899439 | 0.932496 | 601850 | 226385 | TM018263 | Yes |
| CO4 3DZ | 51.900248 | 0.932869 | 601872 | 226476 | TM018264 | Yes |
| CO4 3EA | 51.900224 | 0.931341 | 601767 | 226469 | TM017264 | Yes |
| CO4 3EB | 51.899765 | 0.934218 | 601967 | 226426 | TM019264 | Yes |
| CO4 3ED | 51.900513 | 0.93418 | 601961 | 226509 | TM019265 | Yes |
| CO4 3EE | 51.899237 | 0.932309 | 601838 | 226362 | TM018263 | Yes |
| CO4 3EF | 51.899128 | 0.930179 | 601692 | 226344 | TM016263 | Yes |
| CO4 3EG | 51.898439 | 0.931501 | 601786 | 226271 | TM017262 | Yes |
| CO4 3EH | 51.892548 | 0.920302 | 601042 | 225585 | TM010255 | Yes |
| CO4 3EJ | 51.897061 | 0.943825 | 602640 | 226152 | TM026261 | Yes |
| CO4 3EL | 51.897036 | 0.943388 | 602610 | 226148 | TM026261 | Yes |
| CO4 3EN | 51.896539 | 0.944184 | 602667 | 226095 | TM026260 | Yes |
| CO4 3EP | 51.90459 | 0.942312 | 602502 | 226985 | TM025269 | Yes |
| CO4 3EQ | 51.893712 | 0.921221 | 601100 | 225717 | TM011257 | Yes |
| CO4 3ER | 51.904745 | 0.949083 | 602967 | 227021 | TM029270 | Yes |
| CO4 3ES | 51.905957 | 0.943056 | 602547 | 227139 | TM025271 | Yes |
| CO4 3ET | 51.89172 | 0.936586 | 602166 | 225538 | TM021255 | No |
| CO4 3EU | 51.897495 | 0.933649 | 601938 | 226172 | TM019261 | Yes |
| CO4 3EW | 51.896239 | 0.944324 | 602678 | 226062 | TM026260 | Yes |
| CO4 3EX | 51.898213 | 0.936225 | 602112 | 226259 | TM021262 | Yes |
| CO4 3EY | 51.898252 | 0.936838 | 602154 | 226265 | TM021262 | Yes |
| CO4 3EZ | 51.899558 | 0.936037 | 602093 | 226408 | TM020264 | Yes |
| CO4 3FA | 51.878691 | 0.952622 | 603328 | 224134 | TM033241 | Yes |
| CO4 3FB | 51.893814 | 0.947436 | 602903 | 225801 | TM029258 | Yes |
| CO4 3FD | 51.894365 | 0.947341 | 602894 | 225862 | TM028258 | Yes |
| CO4 3FE | 51.895765 | 0.946735 | 602846 | 226016 | TM028260 | Yes |
| CO4 3FF | 51.895077 | 0.947257 | 602885 | 225941 | TM028259 | Yes |
| CO4 3FG | 51.89332 | 0.946299 | 602827 | 225743 | TM028257 | Yes |
| CO4 3FH | 51.894871 | 0.945078 | 602736 | 225912 | TM027259 | Yes |
| CO4 3FJ | 51.892553 | 0.949984 | 603084 | 225668 | TM030256 | Yes |