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 3HN | 51.86428100 | 0.15943300 | 25 | 54 | 548787 | 220615 |
| CM23 3HP | 51.86474600 | 0.15809000 | 6 | 10 | 548693 | 220664 |
| CM23 3HR | 51.86497200 | 0.15802900 | 3 | 12 | 548688 | 220689 |
| CM23 3HS | 51.86542200 | 0.15998200 | 20 | 43 | 548821 | 220743 |
| CM23 3HT | 51.86431500 | 0.16055300 | 15 | 40 | 548864 | 220621 |
| CM23 3HU | 51.86512600 | 0.16240800 | 16 | 34 | 548989 | 220715 |
| CM23 3HX | 51.86477000 | 0.16218700 | N/A | N/A | 548975 | 220675 |
| CM23 3HZ | 51.86427900 | 0.16149600 | 4 | 9 | 548929 | 220619 |
| CM23 3JA | 51.86462900 | 0.16152700 | 7 | 13 | 548930 | 220658 |
| CM23 3JB | 51.86446400 | 0.16220200 | 8 | 10 | 548977 | 220641 |
| CM23 3JD | 51.86350100 | 0.16323000 | 11 | 11 | 549051 | 220536 |
| CM23 3JE | 51.86307900 | 0.16415400 | 7 | 17 | 549116 | 220491 |
| CM23 3JG | 51.86255200 | 0.16395500 | 6 | 16 | 549104 | 220432 |
| CM23 3JH | 51.86253500 | 0.16343100 | 11 | 28 | 549068 | 220429 |
| CM23 3JJ | 51.86091700 | 0.16392000 | 21 | 58 | 549107 | 220250 |
| CM23 3JL | 51.86184600 | 0.16226500 | 17 | 35 | 548990 | 220350 |
| CM23 3JN | 51.86143000 | 0.16090900 | 25 | 65 | 548898 | 220301 |
| CM23 3JP | 51.86198500 | 0.16157500 | 16 | 46 | 548942 | 220364 |
| CM23 3JQ | 51.86141900 | 0.16439100 | 9 | 23 | 549138 | 220307 |
| CM23 3JR | 51.86248000 | 0.16245200 | 35 | 83 | 549001 | 220421 |
| CM23 3JS | 51.86136800 | 0.15988900 | 14 | 30 | 548828 | 220292 |
| CM23 3JT | 51.86198900 | 0.16038400 | 32 | 85 | 548860 | 220362 |
| CM23 3JU | 51.86190600 | 0.15943300 | 4 | 8 | 548795 | 220351 |
| CM23 3JW | 51.86024400 | 0.16332100 | 14 | 40 | 549068 | 220174 |
| CM23 3JX | 51.86025300 | 0.16523600 | 14 | 33 | 549200 | 220179 |
| CM23 3JY | 51.85921300 | 0.16454700 | 15 | 51 | 549156 | 220062 |
| CM23 3JZ | 51.86078100 | 0.16153100 | 17 | 31 | 548943 | 220230 |
| CM23 3LA | 51.86071300 | 0.16473800 | N/A | N/A | 549164 | 220229 |
| CM23 3LE | 51.86151600 | 0.16651900 | 20 | 42 | 549284 | 220322 |
| CM23 3LH | 51.85937100 | 0.16335200 | 18 | 48 | 549073 | 220077 |
| CM23 3LJ | 51.85995300 | 0.16635400 | 20 | 46 | 549278 | 220148 |
| CM23 3LL | 51.85981400 | 0.16566800 | 5 | 8 | 549231 | 220131 |
| CM23 3LN | 51.85951400 | 0.16578100 | 6 | 16 | 549240 | 220098 |
| CM23 3LQ | 51.85929500 | 0.16406000 | 18 | 33 | 549122 | 220070 |
| CM23 3LR | 51.85728000 | 0.16506700 | 38 | 98 | 549198 | 219848 |
| CM23 3LS | 51.85743900 | 0.16424700 | 18 | 40 | 549141 | 219864 |
| CM23 3LU | 51.85669200 | 0.16233700 | N/A | N/A | 549012 | 219777 |
| CM23 3LY | 51.85888100 | 0.16261700 | 12 | 33 | 549024 | 220021 |
| CM23 3LZ | 51.85946100 | 0.16138100 | 10 | 25 | 548937 | 220083 |
| CM23 3NA | 51.86027500 | 0.15964500 | 13 | 44 | 548815 | 220170 |
| CM23 3NB | 51.86129000 | 0.15778000 | 8 | 22 | 548683 | 220279 |
| CM23 3ND | 51.85843700 | 0.16278100 | 17 | 50 | 549037 | 219972 |
| CM23 3NE | 51.85948100 | 0.16032200 | 12 | 31 | 548864 | 220083 |
| CM23 3NF | 51.86078000 | 0.15765400 | 12 | 37 | 548676 | 220222 |
| CM23 3NG | 51.85736700 | 0.15936400 | 41 | 120 | 548805 | 219846 |
| CM23 3NH | 51.85764800 | 0.16171500 | 30 | 83 | 548966 | 219882 |
| CM23 3NJ | 51.85833200 | 0.15875600 | 26 | 68 | 548760 | 219952 |
| CM23 3NL | 51.85849300 | 0.15828500 | 28 | 94 | 548727 | 219969 |
| CM23 3NN | 51.85737000 | 0.15528300 | 50 | 110 | 548524 | 219838 |
| CM23 3NP | 51.85647100 | 0.15525500 | 56 | 150 | 548525 | 219738 |