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 5FU | 51.86983000 | 0.17689600 | N/A | N/A | 549971 | 221268 |
| CM23 5GB | 51.87122800 | 0.17623700 | 11 | 21 | 549921 | 221422 |
| CM23 5GN | 51.86499300 | 0.16860100 | 2 | 7 | 549416 | 220713 |
| CM23 5GP | 51.86710700 | 0.17588100 | 9 | 18 | 549910 | 220963 |
| CM23 5GW | 51.86934800 | 0.16705500 | 7 | 14 | 549295 | 221194 |
| CM23 5GY | 51.86179100 | 0.16917600 | 6 | 18 | 549466 | 220358 |
| CM23 5GZ | 51.87053800 | 0.17709300 | N/A | N/A | 549982 | 221347 |
| CM23 5HE | 51.86960800 | 0.16804100 | 18 | 39 | 549362 | 221225 |
| CM23 5HF | 51.87016800 | 0.17277500 | 15 | 38 | 549686 | 221297 |
| CM23 5HH | 51.88570800 | 0.17419300 | 45 | 122 | 549732 | 223028 |
| CM23 5HL | 51.86919200 | 0.16770200 | 25 | 91 | 549340 | 221178 |
| CM23 5HN | 51.86971900 | 0.17221300 | 29 | 80 | 549649 | 221246 |
| CM23 5HP | 51.87105300 | 0.18907300 | N/A | N/A | 550805 | 221429 |
| CM23 5HQ | 51.86921100 | 0.17688300 | 20 | 54 | 549972 | 221199 |
| CM23 5HR | 51.87100400 | 0.18302700 | 8 | 20 | 550389 | 221411 |
| CM23 5HS | 51.86901100 | 0.16871000 | 12 | 28 | 549410 | 221160 |
| CM23 5HT | 51.86906200 | 0.17035400 | 4 | 12 | 549523 | 221169 |
| CM23 5HU | 51.87012600 | 0.16972200 | 33 | 93 | 549476 | 221286 |
| CM23 5HW | 51.86928500 | 0.17581200 | 23 | 50 | 549898 | 221205 |
| CM23 5HX | 51.87105200 | 0.17120500 | 14 | 251 | 549575 | 221392 |
| CM23 5HY | 51.87038400 | 0.16883100 | 18 | 59 | 549414 | 221313 |
| CM23 5JA | 51.87053000 | 0.16778100 | 6 | 14 | 549341 | 221327 |
| CM23 5JB | 51.87076700 | 0.17251300 | 44 | 116 | 549666 | 221363 |
| CM23 5JD | 51.86879600 | 0.17305700 | 40 | 103 | 549710 | 221145 |
| CM23 5JE | 51.86892700 | 0.17379000 | 27 | 66 | 549760 | 221161 |
| CM23 5JF | 51.86849400 | 0.17969600 | 22 | 71 | 550168 | 221125 |
| CM23 5JG | 51.86889200 | 0.17515400 | 34 | 72 | 549854 | 221160 |
| CM23 5JH | 51.86548200 | 0.17432100 | N/A | N/A | 549808 | 220779 |
| CM23 5JJ | 51.86659900 | 0.17953100 | 39 | 113 | 550163 | 220914 |
| CM23 5JL | 51.86756200 | 0.18045000 | 17 | 50 | 550223 | 221023 |
| CM23 5JN | 51.86919900 | 0.17025900 | 11 | 31 | 549516 | 221184 |
| CM23 5JP | 51.86318300 | 0.16877800 | 20 | 49 | 549434 | 220512 |
| CM23 5JQ | 51.86761400 | 0.17667500 | 91 | 187 | 549963 | 221021 |
| CM23 5JR | 51.86331500 | 0.17178800 | 14 | 43 | 549641 | 220533 |
| CM23 5JS | 51.86623500 | 0.16809700 | 3 | 7 | 549377 | 220850 |
| CM23 5JT | 51.86493200 | 0.16803400 | 4 | 11 | 549377 | 220705 |
| CM23 5JU | 51.86580600 | 0.16745200 | 12 | 23 | 549334 | 220801 |
| CM23 5JX | 51.86446900 | 0.16830200 | 12 | 31 | 549397 | 220654 |
| CM23 5JY | 51.86333900 | 0.17007800 | 7 | 17 | 549523 | 220532 |
| CM23 5JZ | 51.87126100 | 0.17643000 | N/A | N/A | 549934 | 221426 |
| CM23 5LA | 51.86235000 | 0.17004500 | 21 | 59 | 549524 | 220422 |
| CM23 5LB | 51.86433400 | 0.17025700 | 9 | 28 | 549532 | 220643 |
| CM23 5LD | 51.86416800 | 0.17194800 | 14 | 41 | 549649 | 220628 |
| CM23 5LE | 51.86223900 | 0.16877600 | 23 | 74 | 549437 | 220407 |
| CM23 5LF | 51.86230000 | 0.17425500 | 18 | 40 | 549814 | 220425 |
| CM23 5LG | 51.86241800 | 0.17661300 | 8 | 14 | 549976 | 220443 |
| CM23 5LH | 51.86340400 | 0.17963600 | 7 | 11 | 550181 | 220559 |
| CM23 5LJ | 51.86320300 | 0.17304900 | 30 | 85 | 549728 | 220523 |
| CM23 5LL | 51.86299300 | 0.17372200 | 20 | 63 | 549775 | 220501 |
| CM23 5LN | 51.86299800 | 0.17540700 | 35 | 66 | 549891 | 220505 |