Chelmsford is a postcode area in UK, Postcode area is the highest geographical dimension followed by Royal Mail to deliver Mail seamlessly.
Below is a complete list of Chelmsford Postcodes (Active). Chelmsford postcode area comprises of 17666 active postcodes and 28 postcode districts.
| Population | 653626 |
| Addresses / Property Count | 270044 |
| Total Postcodes(Active and Inactive) | 26704 |
| Active Postcodes | 17666 |
| Active Postcode Districts | 28 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| CM23 3PY | 51.85837400 | 0.15342500 | 16 | 30 | 548393 | 219946 |
| CM23 3QA | 51.85826600 | 0.15255200 | 18 | 36 | 548333 | 219932 |
| CM23 3QB | 51.85827500 | 0.15105700 | 48 | 68 | 548230 | 219930 |
| CM23 3QD | 51.85843400 | 0.15071600 | 21 | 26 | 548206 | 219947 |
| CM23 3QE | 51.85970500 | 0.15349200 | 35 | 85 | 548393 | 220094 |
| CM23 3QF | 51.86394900 | 0.14959900 | 8 | 23 | 548111 | 220558 |
| CM23 3QG | 51.86172200 | 0.15088700 | 24 | 27 | 548207 | 220313 |
| CM23 3QH | 51.86548600 | 0.15453800 | 27 | 54 | 548446 | 220739 |
| CM23 3QJ | 51.86532900 | 0.15082700 | 21 | 53 | 548191 | 220714 |
| CM23 3QL | 51.86516400 | 0.15442100 | 28 | 81 | 548439 | 220703 |
| CM23 3QN | 51.86501600 | 0.15023100 | 32 | 90 | 548151 | 220678 |
| CM23 3QP | 51.86559700 | 0.15287300 | 17 | 36 | 548331 | 220748 |
| CM23 3QQ | 51.86311300 | 0.15054700 | 13 | 48 | 548179 | 220467 |
| CM23 3QR | 51.86536300 | 0.14846100 | 12 | 30 | 548028 | 220713 |
| CM23 3QS | 51.86313600 | 0.14928400 | 21 | 53 | 548092 | 220467 |
| CM23 3QT | 51.86235300 | 0.14982800 | 8 | 24 | 548132 | 220381 |
| CM23 3QU | 51.85978300 | 0.15120100 | 24 | 73 | 548235 | 220098 |
| CM23 3QX | 51.86318000 | 0.14985300 | 16 | 41 | 548131 | 220473 |
| CM23 3QY | 51.86201300 | 0.15066500 | 2 | 7 | 548191 | 220345 |
| CM23 3QZ | 51.85973800 | 0.15170700 | 22 | 81 | 548270 | 220094 |
| CM23 3RA | 51.85813900 | 0.15209600 | 3 | 8 | 548302 | 219917 |
| CM23 3RD | 51.86369200 | 0.15133000 | 71 | 210 | 548231 | 220533 |
| CM23 3RE | 51.86335500 | 0.15160400 | 30 | 68 | 548251 | 220496 |
| CM23 3RG | 51.86272500 | 0.15211100 | 35 | 112 | 548288 | 220427 |
| CM23 3RH | 51.86267700 | 0.15473800 | 15 | 33 | 548469 | 220427 |
| CM23 3RJ | 51.86138900 | 0.15238200 | 18 | 40 | 548311 | 220279 |
| CM23 3RL | 51.86176600 | 0.15488300 | 3 | 9 | 548482 | 220326 |
| CM23 3RN | 51.86116300 | 0.15293700 | 23 | 57 | 548350 | 220255 |
| CM23 3RP | 51.86226800 | 0.15251100 | 29 | 98 | 548317 | 220377 |
| CM23 3RQ | 51.86300900 | 0.15229900 | 39 | 100 | 548300 | 220459 |
| CM23 3RR | 51.86192700 | 0.15297400 | 18 | 40 | 548350 | 220340 |
| CM23 3RS | 51.85976900 | 0.15243500 | 52 | 167 | 548320 | 220099 |
| CM23 3RU | 51.86900600 | 0.15874500 | 9 | 17 | 548724 | 221139 |
| CM23 3RW | 51.86314000 | 0.15349600 | 12 | 35 | 548382 | 220476 |
| CM23 3RX | 51.86884900 | 0.15947800 | 17 | 29 | 548775 | 221123 |
| CM23 3SA | 51.86779500 | 0.16005200 | 15 | 31 | 548818 | 221007 |
| CM23 3SB | 51.86736800 | 0.15735900 | 27 | 61 | 548634 | 220954 |
| CM23 3SD | 51.86772200 | 0.15811700 | 36 | 80 | 548685 | 220995 |
| CM23 3SE | 51.86748700 | 0.15965600 | 4 | 9 | 548792 | 220972 |
| CM23 3SF | 51.86973200 | 0.15594700 | 44 | 67 | 548529 | 221214 |
| CM23 3SG | 51.86745800 | 0.15931000 | 5 | 10 | 548768 | 220968 |
| CM23 3SH | 51.86835500 | 0.15944000 | 15 | 40 | 548774 | 221068 |
| CM23 3SJ | 51.86860600 | 0.15849300 | 31 | 82 | 548708 | 221094 |
| CM23 3SL | 51.86912500 | 0.15862000 | 16 | 45 | 548715 | 221152 |
| CM23 3SN | 51.86944900 | 0.15760000 | 14 | 44 | 548644 | 221186 |
| CM23 3SP | 51.86900300 | 0.15740800 | 12 | 36 | 548632 | 221136 |
| CM23 3SQ | 51.86680300 | 0.15531300 | 9 | 12 | 548495 | 220887 |
| CM23 3SR | 51.86843500 | 0.15752600 | 9 | 15 | 548642 | 221073 |
| CM23 3SS | 51.86758500 | 0.15628000 | 7 | 19 | 548559 | 220976 |
| CM23 3ST | 51.86689100 | 0.15640600 | 17 | 37 | 548570 | 220899 |