This page provides postcode data for the Essex English ceremonial county. Essex contains approximately 718,594 households with a population of about 1,724,905 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| CO1 9SP | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SQ | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SR | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SS | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9ST | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SU | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SW | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SX | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SY | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9SZ | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TA | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TB | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TD | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TE | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TF | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TG | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TH | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TJ | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TL | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TN | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO1 9TP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TS | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TT | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9TU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9TZ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9UA | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UB | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UD | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UE | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UF | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UG | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UH | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UJ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UL | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UN | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UQ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9UR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9US | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UT | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9UZ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WA | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | No |
| CO1 9WB | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WD | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WE | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WF | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WG | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9WJ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WL | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WN | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WQ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WT | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9WY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XA | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XB | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XD | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XE | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XF | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XG | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XH | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XJ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XL | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XN | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9XZ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YA | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9YB | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9YD | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9YE | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9YF | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YG | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YH | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YJ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YL | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YN | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9YQ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YS | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YT | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9YZ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZA | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZB | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9ZD | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZE | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9ZF | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZG | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZH | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZJ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZL | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZN | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZP | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9ZQ | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZR | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZS | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZT | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9ZU | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | Yes |
| CO1 9ZW | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZX | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZY | 51.817005 | 0.745426 | 589328 | 216717 | TL893167 | No |
| CO1 9ZZ | 51.889804 | 0.89886 | 599579 | 225221 | TL995252 | Yes |
| CO10 5DT | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5EW | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5PQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5QR | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5WQ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5WY | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5WZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 5YZ | 51.88953 | 0.916124 | 600768 | 225238 | TM007252 | No |
| CO10 7AA | 52.05461 | 0.692496 | 584702 | 243002 | TL847430 | No |
| CO10 7AB | 52.057054 | 0.705131 | 585558 | 243306 | TL855433 | Yes |
| CO10 7AD | 52.055335 | 0.705202 | 585570 | 243115 | TL855431 | Yes |
| CO10 7AE | 52.054944 | 0.692049 | 584670 | 243038 | TL846430 | Yes |
| CO10 7AF | 52.052844 | 0.683549 | 584096 | 242782 | TL840427 | Yes |
| CO10 7AG | 52.052973 | 0.681865 | 583980 | 242793 | TL839427 | Yes |
| CO10 7AH | 52.050569 | 0.681998 | 583999 | 242526 | TL839425 | Yes |
| CO10 7AJ | 52.050078 | 0.67787 | 583718 | 242461 | TL837424 | Yes |
| CO10 7AL | 52.045493 | 0.685676 | 584272 | 241970 | TL842419 | Yes |
| CO10 7AN | 52.047865 | 0.692863 | 584755 | 242252 | TL847422 | Yes |
| CO10 7AP | 52.039982 | 0.64988 | 581840 | 241267 | TL818412 | Yes |
| CO10 7AQ | 52.054144 | 0.679776 | 583832 | 242917 | TL838429 | Yes |
| CO10 7AR | 52.033521 | 0.649658 | 581851 | 240548 | TL818405 | Yes |
| CO10 7AS | 52.033477 | 0.652017 | 582013 | 240550 | TL820405 | Yes |
| CO10 7AT | 52.035224 | 0.661467 | 582654 | 240767 | TL826407 | Yes |
| CO10 7AU | 52.03314 | 0.650204 | 581890 | 240507 | TL818405 | Yes |
| CO10 7AW | 52.044156 | 0.6614 | 582613 | 241761 | TL826417 | Yes |
| CO10 7AX | 52.031905 | 0.650714 | 581930 | 240371 | TL819403 | Yes |
| CO10 7AY | 52.026891 | 0.646146 | 581637 | 239802 | TL816398 | Yes |
| CO10 7AZ | 52.027529 | 0.635337 | 580893 | 239846 | TL808398 | Yes |
| CO10 7BA | 52.03289 | 0.628041 | 580371 | 240424 | TL803404 | Yes |
| CO10 7BB | 52.024048 | 0.619622 | 579829 | 239420 | TL798394 | Yes |
| CO10 7BD | 52.035097 | 0.631889 | 580626 | 240679 | TL806406 | Yes |
| CO10 7BE | 52.047686 | 0.638375 | 581020 | 242095 | TL810420 | Yes |
| CO10 7BG | 52.044568 | 0.626218 | 580199 | 241719 | TL801417 | Yes |
| CO10 7BH | 52.044557 | 0.620646 | 579817 | 241703 | TL798417 | Yes |
| CO10 7BJ | 52.051981 | 0.621649 | 579856 | 242532 | TL798425 | Yes |
| CO10 7BL | 52.048757 | 0.61618 | 579494 | 242159 | TL794421 | Yes |
| CO10 7BN | 52.051395 | 0.61807 | 579613 | 242457 | TL796424 | Yes |
| CO10 7BP | 52.050581 | 0.614639 | 579381 | 242359 | TL793423 | Yes |
| CO10 7BQ | 52.042883 | 0.62151 | 579883 | 241519 | TL798415 | Yes |
| CO10 7BS | 52.050761 | 0.610959 | 579128 | 242369 | TL791423 | Yes |
| CO10 7BT | 52.049083 | 0.610015 | 579070 | 242181 | TL790421 | Yes |
| CO10 7BU | 52.049757 | 0.610025 | 579068 | 242255 | TL790422 | Yes |
| CO10 7BW | 52.051207 | 0.616426 | 579501 | 242433 | TL795424 | Yes |
| CO10 7BX | 52.047401 | 0.606737 | 578852 | 241985 | TL788419 | Yes |
| CO10 7BY | 52.042395 | 0.5993 | 578362 | 241410 | TL783414 | Yes |
| CO10 7BZ | 52.041869 | 0.597447 | 578237 | 241347 | TL782413 | Yes |
| CO10 7DA | 52.041435 | 0.598369 | 578302 | 241301 | TL783413 | No |
| CO10 7DB | 52.041304 | 0.593681 | 577981 | 241275 | TL779412 | Yes |
| CO10 7DD | 52.040401 | 0.59303 | 577940 | 241173 | TL779411 | Yes |
| CO10 7DE | 52.053565 | 0.588235 | 577559 | 242625 | TL775426 | Yes |
| CO10 7DF | 52.05242 | 0.602654 | 578552 | 242533 | TL785425 | Yes |
| CO10 7DG | 52.051492 | 0.609659 | 579036 | 242448 | TL790424 | Yes |
| CO10 7DH | 52.055929 | 0.622449 | 579895 | 242973 | TL798429 | Yes |
| CO10 7DJ | 52.05858 | 0.622152 | 579864 | 243267 | TL798432 | Yes |
| CO10 7DL | 52.067399 | 0.610966 | 579062 | 244220 | TL790442 | Yes |
| CO10 7DN | 52.066308 | 0.613909 | 579268 | 244106 | TL792441 | Yes |
| CO10 7DP | 52.050076 | 0.611838 | 579191 | 242295 | TL791422 | Yes |
| CO10 7DQ | 52.055331 | 0.621043 | 579801 | 242903 | TL798429 | Yes |
| CO10 7DR | 52.049261 | 0.610492 | 579102 | 242201 | TL791422 | No |
| CO10 7DS | 52.022876 | 0.703709 | 585602 | 239501 | TL856395 | No |
| CO10 7DT | 52.022876 | 0.703709 | 585602 | 239501 | TL856395 | No |
| CO10 7DW | 52.071845 | 0.59656 | 578057 | 244679 | TL780446 | Yes |
| CO10 7DX | 52.023901 | 0.704893 | 585679 | 239618 | TL856396 | Yes |
| CO10 7DY | 52.026542 | 0.693681 | 584899 | 239884 | TL848398 | Yes |
| CO10 7DZ | 52.018045 | 0.69594 | 585089 | 238944 | TL850389 | Yes |
| CO10 7EA | 52.013691 | 0.707381 | 585892 | 238489 | TL858384 | Yes |
| CO10 7EB | 52.017929 | 0.693951 | 584953 | 238926 | TL849389 | Yes |
| CO10 7ED | 52.016589 | 0.692354 | 584849 | 238773 | TL848387 | Yes |
| CO10 7EE | 52.016286 | 0.689086 | 584626 | 238731 | TL846387 | Yes |
| CO10 7EF | 52.010221 | 0.672269 | 583497 | 238014 | TL834380 | Yes |
| CO10 7EG | 52.013372 | 0.668142 | 583201 | 238354 | TL832383 | Yes |
| CO10 7EH | 52.022511 | 0.690582 | 584703 | 239427 | TL847394 | Yes |
| CO10 7EJ | 52.022734 | 0.68991 | 584656 | 239450 | TL846394 | Yes |
| CO10 7EL | 52.028702 | 0.6869 | 584425 | 240106 | TL844401 | Yes |
| CO10 7EN | 52.031893 | 0.687777 | 584472 | 240464 | TL844404 | Yes |
| CO10 7EP | 52.02893 | 0.682044 | 584091 | 240120 | TL840401 | Yes |
| CO10 7EQ | 52.018504 | 0.692775 | 584870 | 238987 | TL848389 | Yes |