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 5LP | 51.86515500 | 0.17983900 | 19 | 50 | 550189 | 220754 |
| CM23 5LQ | 51.86368500 | 0.18199000 | 5 | 22 | 550342 | 220595 |
| CM23 5LR | 51.86381300 | 0.17993400 | 22 | 59 | 550200 | 220605 |
| CM23 5LS | 51.86572800 | 0.17898100 | 26 | 73 | 550128 | 220816 |
| CM23 5LT | 51.86518400 | 0.17876600 | 12 | 36 | 550115 | 220755 |
| CM23 5LU | 51.86455100 | 0.17893900 | 8 | 17 | 550129 | 220685 |
| CM23 5LW | 51.86352000 | 0.17583900 | 39 | 83 | 549919 | 220564 |
| CM23 5LX | 51.86370700 | 0.17933400 | 10 | 30 | 550159 | 220592 |
| CM23 5LZ | 51.86464200 | 0.16964700 | 3 | 11 | 549489 | 220676 |
| CM23 5NA | 51.86815500 | 0.16637400 | 45 | 86 | 549252 | 221060 |
| CM23 5ND | 51.86932700 | 0.16622600 | 6 | 11 | 549238 | 221190 |
| CM23 5NF | 51.86632800 | 0.16596600 | 3 | 10 | 549230 | 220856 |
| CM23 5NG | 51.86822300 | 0.16854100 | 22 | 59 | 549401 | 221072 |
| CM23 5NH | 51.86711000 | 0.16844400 | 27 | 77 | 549398 | 220948 |
| CM23 5NJ | 51.86774400 | 0.17110400 | N/A | N/A | 549579 | 221024 |
| CM23 5NL | 51.86800100 | 0.17373100 | 30 | 79 | 549759 | 221058 |
| CM23 5NN | 51.86657000 | 0.16895600 | 11 | 38 | 549435 | 220889 |
| CM23 5NP | 51.86634000 | 0.17067300 | 4 | 15 | 549554 | 220867 |
| CM23 5NQ | 51.86791200 | 0.16832300 | 27 | 93 | 549387 | 221037 |
| CM23 5NR | 51.86467100 | 0.17143200 | 5 | 15 | 549612 | 220683 |
| CM23 5NS | 51.86605200 | 0.16926500 | 8 | 31 | 549458 | 220832 |
| CM23 5NT | 51.86597300 | 0.17305200 | 14 | 39 | 549719 | 220831 |
| CM23 5NU | 51.86546100 | 0.16961400 | 10 | 28 | 549484 | 220767 |
| CM23 5NW | 51.86743200 | 0.17338400 | 21 | 56 | 549737 | 220994 |
| CM23 5NX | 51.86515800 | 0.17039800 | 12 | 31 | 549539 | 220735 |
| CM23 5NZ | 51.87065200 | 0.18064300 | N/A | N/A | 550226 | 221367 |
| CM23 5PA | 51.87081900 | 0.17845700 | N/A | N/A | 550075 | 221381 |
| CM23 5PB | 51.87285200 | 0.17689700 | N/A | N/A | 549961 | 221604 |
| CM23 5PD | 51.87216800 | 0.17743000 | N/A | N/A | 550000 | 221529 |
| CM23 5PE | 51.87208800 | 0.17640900 | N/A | N/A | 549930 | 221518 |
| CM23 5PJ | 51.87181700 | 0.17886600 | N/A | N/A | 550100 | 221493 |
| CM23 5PN | 51.87111500 | 0.17990700 | N/A | N/A | 550174 | 221417 |
| CM23 5PP | 51.88403500 | 0.17466200 | N/A | N/A | 549770 | 222843 |
| CM23 5PR | 51.86482400 | 0.17533500 | 32 | 94 | 549880 | 220708 |
| CM23 5PS | 51.88589100 | 0.17594300 | 23 | 57 | 549852 | 223052 |
| CM23 5PT | 51.88898300 | 0.18231300 | 3 | 9 | 550280 | 223409 |
| CM23 5PU | 51.88974200 | 0.18554900 | 1 | 5 | 550500 | 223500 |
| CM23 5PW | 51.86683100 | 0.17820600 | 53 | 100 | 550071 | 220937 |
| CM23 5PX | 51.86641400 | 0.17737300 | 54 | 162 | 550015 | 220889 |
| CM23 5PY | 51.87519500 | 0.17325000 | N/A | N/A | 549702 | 221857 |
| CM23 5PZ | 51.86622200 | 0.17659400 | 20 | 54 | 549962 | 220866 |
| CM23 5QA | 51.88727000 | 0.18601000 | 22 | 48 | 550540 | 223226 |
| CM23 5QB | 51.88717100 | 0.18552600 | 6 | 18 | 550507 | 223214 |
| CM23 5QD | 51.88663700 | 0.18522400 | 19 | 45 | 550488 | 223154 |
| CM23 5QF | 51.88565800 | 0.18709400 | 21 | 55 | 550620 | 223049 |
| CM23 5QG | 51.88549700 | 0.18553000 | 51 | 124 | 550513 | 223028 |
| CM23 5QH | 51.88251100 | 0.19138800 | 26 | 60 | 550926 | 222708 |
| CM23 5QJ | 51.88368400 | 0.19115200 | 10 | 25 | 550906 | 222838 |
| CM23 5QL | 51.88441800 | 0.19283200 | 70 | 156 | 551019 | 222923 |
| CM23 5QN | 51.88336800 | 0.19363600 | 2 | 2 | 551078 | 222808 |