CM23 is a postcode district in East Hertfordshire, UK. Below is a complete list of CM23 Postcodes (Active). CM23 postcode district comprises of 1105 active postcodes and 6 postcode sectors. CM23 district has a population of 40376, and it has 16111 properties in the region.
| Population | 40376 |
| Addresses / Property Count | 16111 |
| Active Postcodes | 1105 |
| Nearby Postcode Districts | 27 |
| Active Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| CM23 4QS | 51.85799200 | 0.14678400 | 6 | 9 | 547937 | 219890 |
| CM23 4QT | 51.85766100 | 0.14720400 | 5 | 6 | 547967 | 219854 |
| CM23 4QU | 51.85799200 | 0.14678400 | 6 | 6 | 547937 | 219890 |
| CM23 4QW | 51.85769500 | 0.14730800 | 6 | 10 | 547974 | 219858 |
| CM23 4QZ | 51.85433800 | 0.13567900 | 2 | 8 | 547184 | 219461 |
| CM23 4RB | 51.83531600 | 0.15846800 | N/A | N/A | 548816 | 217392 |
| CM23 4RD | 51.83532300 | 0.15849500 | N/A | N/A | 548818 | 217393 |
| CM23 4RE | 51.83700400 | 0.15559900 | N/A | N/A | 548613 | 217574 |
| CM23 4RF | 51.86104500 | 0.14210800 | N/A | N/A | 547605 | 220220 |
| CM23 4RG | 51.85204000 | 0.15851000 | N/A | N/A | 548764 | 219252 |
| CM23 4RH | 51.85208700 | 0.15790300 | N/A | N/A | 548722 | 219256 |
| CM23 4RJ | 51.85217400 | 0.15613500 | N/A | N/A | 548600 | 219262 |
| CM23 4RL | 51.86501700 | 0.13734700 | 36 | 82 | 547264 | 220652 |
| CM23 4RN | 51.85248500 | 0.15240400 | N/A | N/A | 548342 | 219289 |
| CM23 4RP | 51.85283800 | 0.15226100 | N/A | N/A | 548331 | 219328 |
| CM23 4RQ | 51.85201900 | 0.15720200 | N/A | N/A | 548674 | 219247 |
| CM23 4RS | 51.85239500 | 0.15632000 | N/A | N/A | 548612 | 219287 |
| CM23 4RZ | 51.85239500 | 0.15632000 | N/A | N/A | 548612 | 219287 |
| CM23 4SH | 51.85239500 | 0.15632000 | N/A | N/A | 548612 | 219287 |
| CM23 4WP | 51.86675600 | 0.16033600 | N/A | N/A | 548841 | 220892 |
| CM23 4WR | 51.86675600 | 0.16033600 | N/A | N/A | 548841 | 220892 |
| CM23 4XH | 51.86675600 | 0.16033600 | N/A | N/A | 548841 | 220892 |
| CM23 5AA | 51.87616900 | 0.17164000 | 7 | 21 | 549588 | 221962 |
| CM23 5AB | 51.87563800 | 0.17363400 | 5 | 11 | 549727 | 221907 |
| CM23 5AD | 51.87540200 | 0.17375400 | 3 | 9 | 549736 | 221881 |
| CM23 5AE | 51.87532800 | 0.17433100 | 10 | 26 | 549776 | 221874 |
| CM23 5AF | 51.87434900 | 0.17429800 | 31 | 91 | 549777 | 221765 |
| CM23 5AG | 51.87448900 | 0.17158800 | 13 | 27 | 549590 | 221775 |
| CM23 5AH | 51.87412100 | 0.17199200 | 15 | 38 | 549619 | 221735 |
| CM23 5AJ | 51.87095900 | 0.17473100 | 23 | 48 | 549818 | 221389 |
| CM23 5AL | 51.87053000 | 0.17511700 | 20 | 46 | 549846 | 221342 |
| CM23 5AN | 51.87205200 | 0.17449300 | 29 | 82 | 549798 | 221510 |
| CM23 5AP | 51.87371500 | 0.17256800 | 18 | 49 | 549660 | 221691 |
| CM23 5AQ | 51.87408000 | 0.17129000 | 15 | 44 | 549571 | 221729 |
| CM23 5AR | 51.87512600 | 0.17114000 | 18 | 45 | 549557 | 221845 |
| CM23 5AS | 51.87475500 | 0.17078800 | 16 | 37 | 549534 | 221803 |
| CM23 5AT | 51.87062400 | 0.17391500 | 14 | 35 | 549763 | 221350 |
| CM23 5AZ | 51.87339200 | 0.18174900 | 16 | 49 | 550293 | 221674 |
| CM23 5BA | 51.87587200 | 0.17650800 | 20 | 62 | 549924 | 221939 |
| CM23 5BB | 51.87523800 | 0.17917900 | 12 | 41 | 550110 | 221874 |
| CM23 5BD | 51.87460400 | 0.18138600 | 11 | 27 | 550264 | 221808 |
| CM23 5BE | 51.87532600 | 0.17688800 | 11 | 29 | 549952 | 221879 |
| CM23 5BG | 51.87482000 | 0.17895600 | 11 | 34 | 550096 | 221827 |
| CM23 5BH | 51.87415100 | 0.17622100 | 40 | 82 | 549910 | 221747 |
| CM23 5BJ | 51.87339500 | 0.17869800 | 27 | 69 | 550083 | 221668 |
| CM23 5BL | 51.87404200 | 0.17768100 | 34 | 80 | 550011 | 221738 |
| CM23 5BN | 51.87414700 | 0.17889400 | 31 | 63 | 550094 | 221752 |
| CM23 5BP | 51.87394800 | 0.18038100 | 33 | 95 | 550197 | 221733 |
| CM23 5BQ | 51.87376200 | 0.18268200 | 3 | 4 | 550356 | 221717 |
| CM23 5BS | 51.87554000 | 0.18231700 | 29 | 88 | 550325 | 221914 |