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 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 |
| CM23 3SW | 51.86648300 | 0.15605300 | 31 | 78 | 548547 | 220853 |
| CM23 3SX | 51.86789500 | 0.15655600 | 8 | 9 | 548577 | 221011 |
| CM23 3SY | 51.86713500 | 0.15482000 | 30 | 50 | 548460 | 220923 |
| CM23 3TA | 51.86627200 | 0.15384900 | 24 | 50 | 548396 | 220825 |
| CM23 3TB | 51.86609200 | 0.15434900 | 22 | 51 | 548431 | 220806 |
| CM23 3TE | 51.86800700 | 0.15781100 | 10 | 14 | 548663 | 221026 |
| CM23 3TG | 51.86712700 | 0.15919200 | 38 | 74 | 548761 | 220931 |
| CM23 3TJ | 51.86599400 | 0.15921000 | 23 | 45 | 548766 | 220805 |
| CM23 3TL | 51.86637500 | 0.15901100 | 5 | 13 | 548751 | 220847 |
| CM23 3TN | 51.86676000 | 0.15664700 | 1 | 1 | 548587 | 220885 |
| CM23 3TP | 51.86626900 | 0.15793100 | 22 | 40 | 548677 | 220833 |
| CM23 3TQ | 51.86472900 | 0.14776200 | 10 | 22 | 547982 | 220641 |
| CM23 3TR | 51.86648600 | 0.15785400 | 18 | 38 | 548671 | 220857 |
| CM23 3TS | 51.86592600 | 0.15803100 | 16 | 30 | 548685 | 220795 |
| CM23 3TT | 51.86613100 | 0.15809900 | 24 | 60 | 548689 | 220818 |
| CM23 3TU | 51.86566800 | 0.15779700 | 32 | 62 | 548670 | 220766 |
| CM23 3TW | 51.86670300 | 0.15729800 | 37 | 47 | 548632 | 220880 |
| CM23 3TX | 51.86649400 | 0.15933300 | 2 | 4 | 548773 | 220861 |
| CM23 3TY | 51.86711300 | 0.15654800 | 1 | 2 | 548579 | 220924 |
| CM23 3UA | 51.86826600 | 0.15690800 | 17 | 28 | 548600 | 221053 |
| CM23 3UB | 51.86717600 | 0.15801800 | 32 | 46 | 548680 | 220934 |
| CM23 3UD | 51.86225800 | 0.15107200 | 9 | 14 | 548218 | 220373 |
| CM23 3UE | 51.86603800 | 0.15678700 | 7 | 12 | 548599 | 220805 |
| CM23 3UH | 51.87022100 | 0.16012200 | 1 | 2 | 548815 | 221277 |
| CM23 3UJ | 51.86089400 | 0.15045500 | 10 | 33 | 548180 | 220220 |
| CM23 3UL | 51.87033300 | 0.15941800 | 1 | 2 | 548766 | 221288 |
| CM23 3UP | 51.87109300 | 0.15916100 | N/A | N/A | 548746 | 221372 |
| CM23 3US | 51.86095500 | 0.16231000 | 49 | 117 | 548996 | 220251 |