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? |
|---|---|---|---|---|---|---|
| CO3 9DJ | 51.8814 | 0.855302 | 596619 | 224168 | TL966241 | Yes |
| CO3 9DL | 51.880341 | 0.855569 | 596642 | 224051 | TL966240 | Yes |
| CO3 9DN | 51.881801 | 0.855081 | 596602 | 224212 | TL966242 | Yes |
| CO3 9DP | 51.881729 | 0.853608 | 596501 | 224200 | TL965242 | Yes |
| CO3 9DQ | 51.879204 | 0.854989 | 596607 | 223923 | TL966239 | Yes |
| CO3 9DR | 51.881767 | 0.850937 | 596317 | 224197 | TL963241 | Yes |
| CO3 9DS | 51.883226 | 0.853093 | 596459 | 224365 | TL964243 | Yes |
| CO3 9DT | 51.879119 | 0.855913 | 596671 | 223916 | TL966239 | Yes |
| CO3 9DU | 51.877509 | 0.856276 | 596703 | 223738 | TL967237 | Yes |
| CO3 9DW | 51.889482 | 0.852094 | 596363 | 225058 | TL963250 | Yes |
| CO3 9DX | 51.874899 | 0.858203 | 596847 | 223453 | TL968234 | Yes |
| CO3 9DY | 51.873399 | 0.860346 | 597001 | 223292 | TL970232 | Yes |
| CO3 9DZ | 51.892348 | 0.852596 | 596385 | 225378 | TL963253 | Yes |
| CO3 9EA | 51.892652 | 0.851176 | 596286 | 225408 | TL962254 | Yes |
| CO3 9EB | 51.891815 | 0.85012 | 596217 | 225312 | TL962253 | Yes |
| CO3 9ED | 51.882083 | 0.852715 | 596438 | 224237 | TL964242 | Yes |
| CO3 9EE | 51.873343 | 0.859688 | 596956 | 223284 | TL969232 | Yes |
| CO3 9EF | 51.874292 | 0.858368 | 596861 | 223386 | TL968233 | Yes |
| CO3 9EG | 51.876099 | 0.856187 | 596703 | 223581 | TL967235 | Yes |
| CO3 9EH | 51.878479 | 0.854129 | 596551 | 223840 | TL965238 | Yes |
| CO3 9EJ | 51.877938 | 0.852307 | 596428 | 223775 | TL964237 | Yes |
| CO3 9EL | 51.87773 | 0.850492 | 596304 | 223747 | TL963237 | Yes |
| CO3 9EN | 51.878987 | 0.852461 | 596434 | 223892 | TL964238 | Yes |
| CO3 9EP | 51.879355 | 0.853967 | 596536 | 223937 | TL965239 | Yes |
| CO3 9EQ | 51.877371 | 0.855672 | 596662 | 223721 | TL966237 | Yes |
| CO3 9ER | 51.880907 | 0.85376 | 596515 | 224109 | TL965241 | Yes |
| CO3 9ES | 51.880636 | 0.851592 | 596367 | 224073 | TL963240 | Yes |
| CO3 9ET | 51.879727 | 0.850488 | 596295 | 223969 | TL962239 | Yes |
| CO3 9EU | 51.878678 | 0.851119 | 596343 | 223854 | TL963238 | Yes |
| CO3 9EW | 51.879848 | 0.852908 | 596461 | 223989 | TL964239 | Yes |
| CO3 9EX | 51.88738 | 0.849432 | 596189 | 224817 | TL961248 | Yes |
| CO3 9EY | 51.887315 | 0.85248 | 596399 | 224818 | TL963248 | Yes |
| CO3 9EZ | 51.87438 | 0.857734 | 596817 | 223394 | TL968233 | Yes |
| CO3 9FA | 51.876074 | 0.85944 | 596927 | 223587 | TL969235 | Yes |
| CO3 9FB | 51.875973 | 0.858402 | 596856 | 223573 | TL968235 | Yes |
| CO3 9FD | 51.890337 | 0.847642 | 596053 | 225141 | TL960251 | Yes |
| CO3 9FE | 51.882164 | 0.854973 | 596593 | 224252 | TL965242 | Yes |
| CO3 9FF | 51.882119 | 0.855333 | 596618 | 224248 | TL966242 | Yes |
| CO3 9FG | 51.882429 | 0.85515 | 596604 | 224282 | TL966242 | Yes |
| CO3 9FH | 51.889963 | 0.849726 | 596198 | 225105 | TL961251 | Yes |
| CO3 9FJ | 51.893444 | 0.847461 | 596027 | 225486 | TL960254 | Yes |
| CO3 9FL | 51.894673 | 0.841623 | 595620 | 225607 | TL956256 | Yes |
| CO3 9FN | 51.87269 | 0.860649 | 597025 | 223214 | TL970232 | Yes |
| CO3 9FP | 51.882359 | 0.856206 | 596677 | 224277 | TL966242 | Yes |
| CO3 9FQ | 51.894876 | 0.841068 | 595581 | 225628 | TL955256 | Yes |
| CO3 9FR | 51.895627 | 0.843471 | 595743 | 225718 | TL957257 | Yes |
| CO3 9FS | 51.895279 | 0.841515 | 595610 | 225674 | TL956256 | Yes |
| CO3 9FT | 51.894009 | 0.838964 | 595440 | 225526 | TL954255 | Yes |
| CO3 9FU | 51.894941 | 0.841349 | 595600 | 225636 | TL955256 | Yes |
| CO3 9FW | 51.903037 | 0.807577 | 593242 | 226446 | TL932264 | Yes |
| CO3 9FX | 51.902449 | 0.805432 | 593097 | 226375 | TL930263 | Yes |
| CO3 9FY | 51.902665 | 0.806187 | 593148 | 226401 | TL931264 | Yes |
| CO3 9FZ | 51.903143 | 0.809546 | 593377 | 226463 | TL933264 | Yes |
| CO3 9GA | 51.90171 | 0.809282 | 593365 | 226303 | TL933263 | Yes |
| CO3 9GB | 51.902703 | 0.809141 | 593351 | 226413 | TL933264 | Yes |
| CO3 9GS | 51.885125 | 0.852646 | 596420 | 224575 | TL964245 | Yes |
| CO3 9ST | 51.894201 | 0.846273 | 595942 | 225567 | TL959255 | Yes |
| CO3 9SX | 51.897177 | 0.852262 | 596341 | 225914 | TL963259 | Yes |
| CO3 9SY | 51.898487 | 0.844597 | 595808 | 226039 | TL958260 | Yes |
| CO3 9TA | 51.901625 | 0.82258 | 594280 | 226329 | TL942263 | Yes |
| CO3 9TB | 51.905234 | 0.841898 | 595593 | 226782 | TL955267 | Yes |
| CO3 9TE | 51.902875 | 0.827835 | 594636 | 226482 | TL946264 | Yes |
| CO3 9TF | 51.908291 | 0.830735 | 594812 | 227092 | TL948270 | Yes |
| CO3 9TG | 51.900399 | 0.826472 | 594553 | 226203 | TL945262 | Yes |
| CO3 9TH | 51.898672 | 0.825724 | 594509 | 226009 | TL945260 | Yes |
| CO3 9TJ | 51.899378 | 0.822919 | 594313 | 226080 | TL943260 | Yes |
| CO3 9TL | 51.903726 | 0.823105 | 594307 | 226564 | TL943265 | Yes |
| CO3 9TN | 51.902653 | 0.818356 | 593985 | 226432 | TL939264 | Yes |
| CO3 9TP | 51.902834 | 0.813802 | 593671 | 226440 | TL936264 | Yes |
| CO3 9TQ | 51.901194 | 0.828194 | 594668 | 226296 | TL946262 | Yes |
| CO3 9TR | 51.901385 | 0.8131 | 593629 | 226277 | TL936262 | Yes |
| CO3 9TS | 51.902937 | 0.812892 | 593608 | 226449 | TL936264 | Yes |
| CO3 9TT | 51.903282 | 0.811998 | 593545 | 226485 | TL935264 | Yes |
| CO3 9TU | 51.904361 | 0.806714 | 593177 | 226591 | TL931265 | Yes |
| CO3 9TW | 51.902728 | 0.814493 | 593719 | 226430 | TL937264 | Yes |
| CO3 9TX | 51.903742 | 0.813422 | 593641 | 226540 | TL936265 | Yes |
| CO3 9TY | 51.904206 | 0.812085 | 593547 | 226588 | TL935265 | Yes |
| CO3 9TZ | 51.906774 | 0.81415 | 593678 | 226879 | TL936268 | Yes |
| CO3 9UA | 51.901049 | 0.81212 | 593563 | 226237 | TL935262 | Yes |
| CO3 9UB | 51.901049 | 0.81212 | 593563 | 226237 | TL935262 | No |
| CO3 9UE | 51.901641 | 0.811037 | 593486 | 226300 | TL934263 | Yes |
| CO3 9UF | 51.90173 | 0.810345 | 593438 | 226308 | TL934263 | Yes |
| CO3 9UR | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9UU | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9UW | 51.901245 | 0.814414 | 593720 | 226265 | TL937262 | Yes |
| CO3 9UY | 51.900371 | 0.81452 | 593731 | 226168 | TL937261 | Yes |
| CO3 9UZ | 51.881215 | 0.849594 | 596227 | 224132 | TL962241 | Yes |
| CO3 9WA | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WB | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WD | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WE | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WF | 51.889135 | 0.844165 | 595819 | 224998 | TL958249 | Yes |
| CO3 9WL | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WP | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WX | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WY | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9WZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9XA | 51.875127 | 0.855471 | 596658 | 223471 | TL966234 | Yes |
| CO3 9XB | 51.875331 | 0.853363 | 596512 | 223488 | TL965234 | Yes |
| CO3 9XD | 51.876086 | 0.855605 | 596663 | 223578 | TL966235 | Yes |
| CO3 9XE | 51.876438 | 0.85445 | 596582 | 223614 | TL965236 | Yes |
| CO3 9XF | 51.877633 | 0.854119 | 596554 | 223746 | TL965237 | Yes |
| CO3 9XG | 51.87706 | 0.851438 | 596372 | 223675 | TL963236 | Yes |
| CO3 9XH | 51.877299 | 0.853081 | 596484 | 223706 | TL964237 | Yes |
| CO3 9XJ | 51.876265 | 0.853785 | 596537 | 223593 | TL965235 | Yes |
| CO3 9XL | 51.876148 | 0.851947 | 596411 | 223575 | TL964235 | Yes |
| CO3 9XN | 51.875101 | 0.852477 | 596452 | 223460 | TL964234 | Yes |
| CO3 9XP | 51.875679 | 0.852382 | 596443 | 223524 | TL964235 | Yes |
| CO3 9XQ | 51.877341 | 0.852444 | 596440 | 223709 | TL964237 | Yes |
| CO3 9XR | 51.876197 | 0.851035 | 596348 | 223578 | TL963235 | Yes |
| CO3 9XS | 51.875152 | 0.850765 | 596334 | 223461 | TL963234 | Yes |
| CO3 9XT | 51.874246 | 0.850635 | 596329 | 223360 | TL963233 | Yes |
| CO3 9XU | 51.874117 | 0.851891 | 596416 | 223349 | TL964233 | Yes |
| CO3 9XW | 51.874168 | 0.851255 | 596372 | 223353 | TL963233 | Yes |
| CO3 9XX | 51.881538 | 0.851111 | 596330 | 224172 | TL963241 | Yes |
| CO3 9XZ | 51.881564 | 0.851869 | 596382 | 224177 | TL963241 | Yes |
| CO3 9ZA | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9ZB | 51.889143 | 0.844195 | 595821 | 224999 | TL958249 | No |
| CO3 9ZD | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO3 9ZE | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO4 0AA | 51.894487 | 0.917884 | 600867 | 225794 | TM008257 | Yes |
| CO4 0AB | 51.89524 | 0.918006 | 600872 | 225878 | TM008258 | No |
| CO4 0AD | 51.894956 | 0.917101 | 600811 | 225844 | TM008258 | Yes |
| CO4 0AE | 51.895756 | 0.918214 | 600884 | 225936 | TM008259 | Yes |
| CO4 0AF | 51.896832 | 0.918734 | 600915 | 226057 | TM009260 | Yes |
| CO4 0AG | 51.896827 | 0.920362 | 601027 | 226061 | TM010260 | Yes |
| CO4 0AH | 51.896258 | 0.922259 | 601160 | 226003 | TM011260 | Yes |
| CO4 0AJ | 51.896115 | 0.920781 | 601059 | 225983 | TM010259 | Yes |
| CO4 0AL | 51.897727 | 0.91888 | 600921 | 226157 | TM009261 | Yes |
| CO4 0AN | 51.898082 | 0.917289 | 600810 | 226192 | TM008261 | Yes |
| CO4 0AP | 51.896251 | 0.916749 | 600781 | 225987 | TM007259 | Yes |
| CO4 0AQ | 51.897343 | 0.920599 | 601041 | 226119 | TM010261 | Yes |
| CO4 0AR | 51.896675 | 0.917445 | 600827 | 226036 | TM008260 | Yes |
| CO4 0AS | 51.897493 | 0.915986 | 600723 | 226123 | TM007261 | Yes |
| CO4 0AT | 51.897538 | 0.917443 | 600823 | 226132 | TM008261 | Yes |
| CO4 0AU | 51.898349 | 0.915562 | 600690 | 226217 | TM006262 | Yes |
| CO4 0AW | 51.897502 | 0.917833 | 600850 | 226129 | TM008261 | Yes |
| CO4 0AX | 51.898778 | 0.918206 | 600870 | 226272 | TM008262 | Yes |
| CO4 0AY | 51.898445 | 0.919682 | 600973 | 226239 | TM009262 | Yes |
| CO4 0AZ | 51.895203 | 0.91732 | 600825 | 225872 | TM008258 | Yes |
| CO4 0BA | 51.89713 | 0.918652 | 600908 | 226090 | TM009260 | Yes |
| CO4 0BB | 51.912357 | 0.929485 | 601585 | 227813 | TM015278 | Yes |
| CO4 0BG | 51.894901 | 0.91935 | 600966 | 225844 | TM009258 | Yes |
| CO4 0BH | 51.894538 | 0.922001 | 601150 | 225811 | TM011258 | Yes |
| CO4 0BJ | 51.895075 | 0.921033 | 601081 | 225868 | TM010258 | Yes |
| CO4 0BL | 51.895938 | 0.91997 | 601004 | 225961 | TM010259 | Yes |
| CO4 0BN | 51.895227 | 0.919619 | 600983 | 225881 | TM009258 | Yes |
| CO4 0BP | 51.895896 | 0.924183 | 601294 | 225968 | TM012259 | Yes |
| CO4 0BQ | 51.894513 | 0.920822 | 601069 | 225805 | TM010258 | Yes |
| CO4 0BS | 51.894322 | 0.923078 | 601225 | 225790 | TM012257 | Yes |
| CO4 0BT | 51.893923 | 0.923604 | 601263 | 225747 | TM012257 | Yes |
| CO4 0BU | 51.894495 | 0.924833 | 601345 | 225814 | TM013258 | Yes |
| CO4 0BW | 51.895439 | 0.923732 | 601265 | 225916 | TM012259 | Yes |
| CO4 0BX | 51.895027 | 0.926205 | 601437 | 225877 | TM014258 | Yes |
| CO4 0BY | 51.895554 | 0.925629 | 601395 | 225934 | TM013259 | Yes |
| CO4 0BZ | 51.896773 | 0.925781 | 601400 | 226070 | TM014260 | Yes |
| CO4 0DA | 51.896908 | 0.924002 | 601277 | 226080 | TM012260 | Yes |
| CO4 0DB | 51.897416 | 0.922377 | 601163 | 226132 | TM011261 | Yes |
| CO4 0DD | 51.897986 | 0.92115 | 601076 | 226192 | TM010261 | Yes |
| CO4 0DE | 51.898165 | 0.922281 | 601153 | 226215 | TM011262 | Yes |
| CO4 0DF | 51.898841 | 0.922586 | 601171 | 226291 | TM011262 | Yes |
| CO4 0DG | 51.898955 | 0.924484 | 601301 | 226309 | TM013263 | Yes |
| CO4 0DH | 51.899513 | 0.927006 | 601472 | 226378 | TM014263 | Yes |
| CO4 0DJ | 51.898655 | 0.927502 | 601510 | 226284 | TM015262 | Yes |
| CO4 0DL | 51.898391 | 0.926177 | 601420 | 226251 | TM014262 | Yes |
| CO4 0DP | 51.897723 | 0.927035 | 601482 | 226179 | TM014261 | Yes |
| CO4 0DQ | 51.899171 | 0.926286 | 601424 | 226338 | TM014263 | Yes |
| CO4 0DR | 51.898 | 0.928158 | 601558 | 226213 | TM015262 | Yes |
| CO4 0DS | 51.897459 | 0.925709 | 601392 | 226146 | TM013261 | Yes |
| CO4 0DT | 51.897148 | 0.92518 | 601357 | 226110 | TM013261 | Yes |
| CO4 0DU | 51.897315 | 0.926776 | 601466 | 226133 | TM014261 | Yes |
| CO4 0DW | 51.895017 | 0.927716 | 601541 | 225880 | TM015258 | Yes |
| CO4 0DX | 51.895762 | 0.927401 | 601516 | 225962 | TM015259 | Yes |
| CO4 0DY | 51.896376 | 0.926569 | 601456 | 226028 | TM014260 | Yes |
| CO4 0DZ | 51.893463 | 0.922571 | 601194 | 225693 | TM011256 | Yes |
| CO4 0EA | 51.894762 | 0.920969 | 601078 | 225833 | TM010258 | Yes |
| CO4 0EH | 51.895498 | 0.918837 | 600928 | 225909 | TM009259 | Yes |
| CO4 0EJ | 51.896369 | 0.919271 | 600954 | 226007 | TM009260 | Yes |
| CO4 0EL | 51.897622 | 0.920225 | 601014 | 226149 | TM010261 | Yes |
| CO4 0EN | 51.898699 | 0.921036 | 601065 | 226271 | TM010262 | Yes |
| CO4 0EP | 51.90016 | 0.921233 | 601072 | 226434 | TM010264 | Yes |
| CO4 0EQ | 51.894731 | 0.918583 | 600914 | 225823 | TM009258 | Yes |
| CO4 0ER | 51.901488 | 0.922438 | 601149 | 226585 | TM011265 | Yes |
| CO4 0ES | 51.902805 | 0.923396 | 601209 | 226734 | TM012267 | Yes |
| CO4 0ET | 51.905124 | 0.923809 | 601227 | 226993 | TM012269 | Yes |
| CO4 0EU | 51.906999 | 0.923262 | 601181 | 227200 | TM011272 | Yes |
| CO4 0EW | 51.900596 | 0.922526 | 601159 | 226486 | TM011264 | Yes |
| CO4 0EX | 51.90766 | 0.924541 | 601266 | 227277 | TM012272 | Yes |
| CO4 0EY | 51.910418 | 0.926451 | 601385 | 227589 | TM013275 | Yes |
| CO4 0HF | 51.912391 | 0.928862 | 601542 | 227815 | TM015278 | Yes |
| CO4 0HG | 51.914396 | 0.931043 | 601683 | 228044 | TM016280 | Yes |
| CO4 0HH | 51.910121 | 0.928641 | 601537 | 227562 | TM015275 | Yes |
| CO4 0HJ | 51.910064 | 0.9273 | 601445 | 227552 | TM014275 | Yes |
| CO4 0HL | 51.907665 | 0.925399 | 601325 | 227280 | TM013272 | Yes |
| CO4 0HN | 51.904828 | 0.924502 | 601276 | 226962 | TM012269 | Yes |
| CO4 0HP | 51.910328 | 0.928975 | 601559 | 227586 | TM015275 | Yes |
| CO4 0HQ | 51.913626 | 0.929481 | 601579 | 227954 | TM015279 | Yes |
| CO4 0HU | 51.912108 | 0.930487 | 601655 | 227788 | TM016277 | Yes |
| CO4 0HW | 51.902858 | 0.924156 | 601261 | 226742 | TM012267 | Yes |