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? |
|---|---|---|---|---|---|---|
| CO11 1BP | 51.943263 | 1.06493 | 610754 | 231633 | TM107316 | Yes |
| CO11 1BQ | 51.943645 | 1.064083 | 610694 | 231673 | TM106316 | Yes |
| CO11 1BS | 51.94296 | 1.064837 | 610749 | 231599 | TM107315 | Yes |
| CO11 1BT | 51.942975 | 1.065304 | 610781 | 231602 | TM107316 | Yes |
| CO11 1BU | 51.943145 | 1.067411 | 610925 | 231628 | TM109316 | Yes |
| CO11 1BW | 51.943524 | 1.065283 | 610777 | 231663 | TM107316 | Yes |
| CO11 1BX | 51.943318 | 1.066971 | 610894 | 231645 | TM108316 | Yes |
| CO11 1BY | 51.944357 | 1.066082 | 610828 | 231758 | TM108317 | Yes |
| CO11 1BZ | 51.944164 | 1.065923 | 610818 | 231736 | TM108317 | Yes |
| CO11 1DA | 51.943284 | 1.065863 | 610818 | 231638 | TM108316 | Yes |
| CO11 1DB | 51.944205 | 1.064674 | 610732 | 231737 | TM107317 | Yes |
| CO11 1DD | 51.944161 | 1.065006 | 610755 | 231734 | TM107317 | Yes |
| CO11 1DE | 51.944758 | 1.066255 | 610838 | 231804 | TM108318 | Yes |
| CO11 1DF | 51.943709 | 1.066125 | 610834 | 231686 | TM108316 | Yes |
| CO11 1DG | 51.943893 | 1.064217 | 610702 | 231701 | TM107317 | No |
| CO11 1DH | 51.944856 | 1.062827 | 610602 | 231804 | TM106318 | Yes |
| CO11 1DJ | 51.944872 | 1.062537 | 610582 | 231805 | TM105318 | Yes |
| CO11 1DL | 51.944468 | 1.062859 | 610606 | 231761 | TM106317 | Yes |
| CO11 1DN | 51.943925 | 1.063331 | 610641 | 231702 | TM106317 | Yes |
| CO11 1DP | 51.943936 | 1.06259 | 610590 | 231701 | TM105317 | No |
| CO11 1DQ | 51.943955 | 1.061834 | 610538 | 231701 | TM105317 | Yes |
| CO11 1DR | 51.943615 | 1.063179 | 610632 | 231668 | TM106316 | Yes |
| CO11 1DS | 51.943582 | 1.062347 | 610575 | 231661 | TM105316 | Yes |
| CO11 1DT | 51.943153 | 1.063642 | 610666 | 231617 | TM106316 | Yes |
| CO11 1DU | 51.944288 | 1.061828 | 610536 | 231738 | TM105317 | Yes |
| CO11 1DW | 51.943931 | 1.062764 | 610602 | 231701 | TM106317 | No |
| CO11 1DX | 51.945515 | 1.061329 | 610496 | 231873 | TM104318 | Yes |
| CO11 1DY | 51.946738 | 1.058589 | 610302 | 232001 | TM103320 | No |
| CO11 1DZ | 51.946913 | 1.058776 | 610314 | 232021 | TM103320 | No |
| CO11 1EA | 51.944942 | 1.058467 | 610302 | 231801 | TM103318 | No |
| CO11 1EB | 51.945963 | 1.059337 | 610357 | 231917 | TM103319 | Yes |
| CO11 1ED | 51.946721 | 1.056827 | 610181 | 231994 | TM101319 | Yes |
| CO11 1EE | 51.945034 | 1.059448 | 610369 | 231814 | TM103318 | Yes |
| CO11 1EF | 51.94525 | 1.059084 | 610343 | 231837 | TM103318 | Yes |
| CO11 1EG | 51.946334 | 1.057848 | 610253 | 231954 | TM102319 | Yes |
| CO11 1EH | 51.945933 | 1.063584 | 610649 | 231926 | TM106319 | Yes |
| CO11 1EJ | 51.944688 | 1.060633 | 610452 | 231779 | TM104317 | Yes |
| CO11 1EL | 51.945695 | 1.056481 | 610162 | 231879 | TM101318 | Yes |
| CO11 1EN | 51.945277 | 1.057369 | 610225 | 231835 | TM102318 | Yes |
| CO11 1EP | 51.946368 | 1.055158 | 610068 | 231950 | TM100319 | Yes |
| CO11 1EQ | 51.945556 | 1.06011 | 610412 | 231874 | TM104318 | Yes |
| CO11 1ER | 51.944803 | 1.073826 | 611358 | 231830 | TM113318 | Yes |
| CO11 1ES | 51.94479 | 1.060188 | 610421 | 231789 | TM104317 | Yes |
| CO11 1ET | 51.946477 | 1.07688 | 611560 | 232025 | TM115320 | Yes |
| CO11 1EU | 51.94479 | 1.078089 | 611651 | 231841 | TM116318 | Yes |
| CO11 1EW | 51.945507 | 1.057836 | 610256 | 231862 | TM102318 | Yes |
| CO11 1EX | 51.945004 | 1.078191 | 611657 | 231866 | TM116318 | Yes |
| CO11 1EY | 51.944659 | 1.078647 | 611690 | 231828 | TM116318 | Yes |
| CO11 1EZ | 51.94445 | 1.077352 | 611602 | 231801 | TM116318 | No |
| CO11 1FA | 51.94445 | 1.077352 | 611602 | 231801 | TM116318 | No |
| CO11 1FB | 51.945243 | 1.062795 | 610598 | 231847 | TM105318 | No |
| CO11 1FD | 51.945243 | 1.062795 | 610598 | 231847 | TM105318 | No |
| CO11 1FF | 51.964579 | 1.064231 | 610606 | 234001 | TM106340 | Yes |
| CO11 1FG | 51.969469 | 1.076039 | 611394 | 234579 | TM113345 | Yes |
| CO11 1FH | 51.941526 | 1.087324 | 612301 | 231505 | TM123315 | Yes |
| CO11 1FJ | 51.94694 | 1.058777 | 610314 | 232024 | TM103320 | Yes |
| CO11 1FL | 51.959065 | 1.065281 | 610704 | 233391 | TM107333 | Yes |
| CO11 1FN | 51.93947 | 1.086514 | 612255 | 231274 | TM122312 | Yes |
| CO11 1FP | 51.959977 | 1.067207 | 610832 | 233498 | TM108334 | Yes |
| CO11 1FQ | 51.959678 | 1.068016 | 610889 | 233468 | TM108334 | Yes |
| CO11 1FR | 51.959255 | 1.066284 | 610772 | 233415 | TM107334 | Yes |
| CO11 1FS | 51.958752 | 1.066264 | 610773 | 233359 | TM107333 | Yes |
| CO11 1FT | 51.958335 | 1.065697 | 610736 | 233311 | TM107333 | Yes |
| CO11 1FU | 51.958221 | 1.065922 | 610752 | 233299 | TM107332 | Yes |
| CO11 1FW | 51.959692 | 1.067129 | 610828 | 233467 | TM108334 | Yes |
| CO11 1GA | 51.942347 | 1.08348 | 612033 | 231585 | TM120315 | Yes |
| CO11 1GB | 51.942643 | 1.082817 | 611986 | 231616 | TM119316 | No |
| CO11 1GD | 51.941578 | 1.086033 | 612212 | 231507 | TM122315 | Yes |
| CO11 1GG | 51.957935 | 1.066558 | 610797 | 233269 | TM107332 | Yes |
| CO11 1GH | 51.966408 | 1.069961 | 610991 | 234221 | TM109342 | Yes |
| CO11 1GJ | 51.969418 | 1.064226 | 610583 | 234539 | TM105345 | Yes |
| CO11 1GN | 51.968608 | 1.065962 | 610706 | 234454 | TM107344 | Yes |
| CO11 1GP | 51.968621 | 1.065482 | 610673 | 234455 | TM106344 | Yes |
| CO11 1GY | 51.969349 | 1.065124 | 610645 | 234534 | TM106345 | Yes |
| CO11 1HA | 51.945228 | 1.07889 | 611704 | 231892 | TM117318 | Yes |
| CO11 1HB | 51.945162 | 1.079366 | 611737 | 231886 | TM117318 | Yes |
| CO11 1HD | 51.945195 | 1.078422 | 611672 | 231887 | TM116318 | Yes |
| CO11 1HE | 51.944637 | 1.079155 | 611725 | 231828 | TM117318 | Yes |
| CO11 1HG | 51.944083 | 1.080704 | 611834 | 231770 | TM118317 | Yes |
| CO11 1HH | 51.943635 | 1.081357 | 611881 | 231723 | TM118317 | Yes |
| CO11 1HJ | 51.944412 | 1.078805 | 611702 | 231801 | TM117318 | No |
| CO11 1HL | 51.943086 | 1.081363 | 611884 | 231661 | TM118316 | Yes |
| CO11 1HN | 51.942214 | 1.082016 | 611933 | 231566 | TM119315 | Yes |
| CO11 1HP | 51.945689 | 1.067803 | 610940 | 231912 | TM109319 | Yes |
| CO11 1HQ | 51.945143 | 1.068377 | 610982 | 231852 | TM109318 | Yes |
| CO11 1HR | 51.945041 | 1.067788 | 610942 | 231839 | TM109318 | Yes |
| CO11 1HS | 51.940524 | 1.085407 | 612174 | 231388 | TM121313 | Yes |
| CO11 1HT | 51.943218 | 1.085243 | 612150 | 231687 | TM121316 | Yes |
| CO11 1HU | 51.943056 | 1.085567 | 612173 | 231670 | TM121316 | Yes |
| CO11 1HW | 51.942444 | 1.082527 | 611967 | 231593 | TM119315 | Yes |
| CO11 1HX | 51.942858 | 1.085233 | 612151 | 231647 | TM121316 | Yes |
| CO11 1HY | 51.942741 | 1.085268 | 612154 | 231635 | TM121316 | Yes |
| CO11 1HZ | 51.942605 | 1.085303 | 612157 | 231619 | TM121316 | Yes |
| CO11 1JA | 51.94227 | 1.085382 | 612164 | 231582 | TM121315 | Yes |
| CO11 1JB | 51.941888 | 1.08553 | 612176 | 231540 | TM121315 | Yes |
| CO11 1JD | 51.9416 | 1.085539 | 612178 | 231508 | TM121315 | Yes |
| CO11 1JE | 51.942892 | 1.084988 | 612134 | 231650 | TM121316 | Yes |
| CO11 1JF | 51.942288 | 1.085034 | 612140 | 231583 | TM121315 | Yes |
| CO11 1JG | 51.942396 | 1.085026 | 612139 | 231595 | TM121315 | Yes |
| CO11 1JH | 51.941962 | 1.085113 | 612147 | 231547 | TM121315 | Yes |
| CO11 1JJ | 51.941783 | 1.085086 | 612146 | 231527 | TM121315 | Yes |
| CO11 1JL | 51.941665 | 1.085107 | 612148 | 231514 | TM121315 | Yes |
| CO11 1JN | 51.941602 | 1.085132 | 612150 | 231507 | TM121315 | Yes |
| CO11 1JP | 51.941384 | 1.08519 | 612155 | 231483 | TM121314 | Yes |
| CO11 1JQ | 51.942198 | 1.084358 | 612094 | 231571 | TM120315 | Yes |
| CO11 1JR | 51.941224 | 1.08515 | 612153 | 231465 | TM121314 | Yes |
| CO11 1JS | 51.941142 | 1.085159 | 612154 | 231456 | TM121314 | Yes |
| CO11 1JT | 51.941853 | 1.085862 | 612199 | 231538 | TM121315 | Yes |
| CO11 1JU | 51.942464 | 1.084493 | 612102 | 231601 | TM121316 | No |
| CO11 1JW | 51.941493 | 1.085168 | 612153 | 231495 | TM121314 | Yes |
| CO11 1JX | 51.94282 | 1.085652 | 612180 | 231644 | TM121316 | Yes |
| CO11 1JY | 51.955741 | 1.063773 | 610616 | 233017 | TM106330 | No |
| CO11 1JZ | 51.942934 | 1.084074 | 612071 | 231652 | TM120316 | Yes |
| CO11 1LA | 51.943339 | 1.084393 | 612091 | 231698 | TM120316 | Yes |
| CO11 1LB | 51.942774 | 1.084339 | 612090 | 231635 | TM120316 | Yes |
| CO11 1LD | 51.942928 | 1.084306 | 612087 | 231652 | TM120316 | Yes |
| CO11 1LE | 51.943118 | 1.084247 | 612082 | 231673 | TM120316 | Yes |
| CO11 1LF | 51.943365 | 1.084103 | 612071 | 231700 | TM120317 | Yes |
| CO11 1LG | 51.94349 | 1.083777 | 612048 | 231713 | TM120317 | Yes |
| CO11 1LH | 51.943157 | 1.085865 | 612193 | 231683 | TM121316 | Yes |
| CO11 1LJ | 51.942944 | 1.086083 | 612209 | 231659 | TM122316 | Yes |
| CO11 1LL | 51.942593 | 1.086102 | 612212 | 231620 | TM122316 | Yes |
| CO11 1LN | 51.941397 | 1.086078 | 612216 | 231487 | TM122314 | Yes |
| CO11 1LP | 51.941716 | 1.08626 | 612227 | 231523 | TM122315 | Yes |
| CO11 1LQ | 51.943347 | 1.084772 | 612117 | 231700 | TM121317 | Yes |
| CO11 1LR | 51.94063 | 1.085822 | 612202 | 231401 | TM122314 | No |
| CO11 1LS | 51.942054 | 1.088481 | 612378 | 231567 | TM123315 | No |
| CO11 1LT | 51.941666 | 1.091612 | 612595 | 231534 | TM125315 | Yes |
| CO11 1LU | 51.944499 | 1.067896 | 610952 | 231779 | TM109317 | Yes |
| CO11 1LW | 51.942025 | 1.086151 | 612218 | 231557 | TM122315 | Yes |
| CO11 1LX | 51.941198 | 1.091958 | 612621 | 231482 | TM126314 | Yes |
| CO11 1LY | 51.941316 | 1.09054 | 612523 | 231491 | TM125314 | Yes |
| CO11 1LZ | 51.941923 | 1.091746 | 612603 | 231562 | TM126315 | Yes |
| CO11 1NA | 51.940729 | 1.091664 | 612603 | 231429 | TM126314 | Yes |
| CO11 1NB | 51.941153 | 1.088186 | 612362 | 231466 | TM123314 | Yes |
| CO11 1ND | 51.942501 | 1.086533 | 612242 | 231612 | TM122316 | Yes |
| CO11 1NE | 51.941368 | 1.086833 | 612268 | 231486 | TM122314 | Yes |
| CO11 1NF | 51.941607 | 1.089061 | 612420 | 231519 | TM124315 | Yes |
| CO11 1NG | 51.943799 | 1.087437 | 612298 | 231758 | TM122317 | Yes |
| CO11 1NH | 51.957349 | 1.064538 | 610661 | 233198 | TM106331 | Yes |
| CO11 1NJ | 51.955741 | 1.063773 | 610616 | 233017 | TM106330 | No |
| CO11 1NL | 51.957428 | 1.067382 | 610856 | 233216 | TM108332 | No |
| CO11 1NN | 51.960731 | 1.054854 | 609980 | 233547 | TM099335 | Yes |
| CO11 1NP | 51.967687 | 1.064734 | 610626 | 234349 | TM106343 | Yes |
| CO11 1NQ | 51.941428 | 1.090053 | 612489 | 231502 | TM124315 | Yes |
| CO11 1NR | 51.968427 | 1.067391 | 610805 | 234438 | TM108344 | Yes |
| CO11 1NS | 51.969412 | 1.066847 | 610763 | 234546 | TM107345 | Yes |
| CO11 1NT | 51.969967 | 1.06454 | 610602 | 234601 | TM106346 | No |
| CO11 1NU | 51.965507 | 1.052398 | 609789 | 234070 | TM097340 | Yes |
| CO11 1NW | 51.956017 | 1.063195 | 610575 | 233046 | TM105330 | No |
| CO11 1NX | 51.970039 | 1.071083 | 611051 | 234628 | TM110346 | Yes |
| CO11 1NY | 51.971735 | 1.071592 | 611078 | 234818 | TM110348 | Yes |
| CO11 1NZ | 51.970957 | 1.072122 | 611118 | 234734 | TM111347 | Yes |
| CO11 1PA | 51.968642 | 1.069473 | 610947 | 234468 | TM109344 | Yes |
| CO11 1PB | 51.969593 | 1.073717 | 611234 | 234586 | TM112345 | Yes |
| CO11 1PD | 51.968793 | 1.077157 | 611474 | 234508 | TM114345 | Yes |
| CO11 1PE | 51.968308 | 1.083997 | 611946 | 234474 | TM119344 | Yes |
| CO11 1PF | 51.968752 | 1.084537 | 611981 | 234524 | TM119345 | Yes |
| CO11 1PG | 51.955741 | 1.063773 | 610616 | 233017 | TM106330 | No |
| CO11 1PH | 51.968459 | 1.086803 | 612138 | 234498 | TM121344 | Yes |
| CO11 1PJ | 51.968979 | 1.087217 | 612164 | 234558 | TM121345 | Yes |
| CO11 1PL | 51.969451 | 1.08706 | 612151 | 234610 | TM121346 | Yes |
| CO11 1PN | 51.968259 | 1.088274 | 612240 | 234481 | TM122344 | Yes |
| CO11 1PP | 51.966987 | 1.095918 | 612771 | 234361 | TM127343 | Yes |
| CO11 1PQ | 51.9685 | 1.086281 | 612102 | 234502 | TM121345 | No |
| CO11 1PR | 51.969548 | 1.069914 | 610973 | 234570 | TM109345 | Yes |
| CO11 1PS | 51.966932 | 1.077437 | 611502 | 234301 | TM115343 | No |
| CO11 1PT | 51.963285 | 1.083826 | 611958 | 233915 | TM119339 | Yes |
| CO11 1PU | 51.967589 | 1.076405 | 611428 | 234371 | TM114343 | Yes |
| CO11 1PW | 51.968574 | 1.09064 | 612401 | 234522 | TM124345 | Yes |
| CO11 1PX | 51.942999 | 1.083292 | 612017 | 231657 | TM120316 | Yes |
| CO11 1PY | 51.945243 | 1.062795 | 610598 | 231847 | TM105318 | No |
| CO11 1PZ | 51.966219 | 1.074127 | 611278 | 234213 | TM112342 | Yes |
| CO11 1QA | 51.967017 | 1.071109 | 611067 | 234292 | TM110342 | Yes |
| CO11 1QB | 51.95829 | 1.057411 | 610167 | 233282 | TM101332 | Yes |
| CO11 1QD | 51.968221 | 1.070114 | 610993 | 234423 | TM109344 | Yes |
| CO11 1QE | 51.967663 | 1.068402 | 610878 | 234356 | TM108343 | Yes |
| CO11 1QF | 51.945626 | 1.062617 | 610584 | 231889 | TM105318 | Yes |
| CO11 1QG | 51.968089 | 1.068984 | 610916 | 234406 | TM109344 | Yes |
| CO11 1QH | 51.955741 | 1.063773 | 610616 | 233017 | TM106330 | No |
| CO11 1QJ | 51.952822 | 1.051493 | 609786 | 232657 | TM097326 | Yes |
| CO11 1QL | 51.956324 | 1.05831 | 610238 | 233066 | TM102330 | Yes |
| CO11 1QN | 51.956689 | 1.056355 | 610102 | 233101 | TM101331 | No |
| CO11 1QP | 51.956911 | 1.058219 | 610229 | 233132 | TM102331 | Yes |
| CO11 1QQ | 51.958632 | 1.062908 | 610543 | 233336 | TM105333 | Yes |
| CO11 1QR | 51.958889 | 1.050609 | 609697 | 233329 | TM096333 | Yes |
| CO11 1QS | 51.95901 | 1.050443 | 609685 | 233342 | TM096333 | Yes |
| CO11 1QT | 51.959266 | 1.048902 | 609578 | 233366 | TM095333 | Yes |
| CO11 1QU | 51.956345 | 1.058879 | 610277 | 233070 | TM102330 | Yes |
| CO11 1QW | 51.957261 | 1.056147 | 610085 | 233164 | TM100331 | Yes |
| CO11 1QX | 51.957902 | 1.060922 | 610410 | 233250 | TM104332 | Yes |
| CO11 1QY | 51.957946 | 1.063035 | 610555 | 233261 | TM105332 | Yes |
| CO11 1QZ | 51.960224 | 1.046973 | 609441 | 233467 | TM094334 | Yes |
| CO11 1RA | 51.960452 | 1.047192 | 609455 | 233493 | TM094334 | Yes |
| CO11 1RB | 51.960519 | 1.047066 | 609446 | 233500 | TM094335 | Yes |
| CO11 1RD | 51.963372 | 1.043503 | 609188 | 233807 | TM091338 | Yes |
| CO11 1RE | 51.956769 | 1.057773 | 610199 | 233114 | TM101331 | Yes |
| CO11 1RF | 51.957702 | 1.057895 | 610203 | 233219 | TM102332 | Yes |
| CO11 1RG | 51.957157 | 1.057377 | 610170 | 233156 | TM101331 | Yes |
| CO11 1RH | 51.958691 | 1.057904 | 610199 | 233329 | TM101333 | Yes |