Postcode CM23
Berden +9 · Essex, England
CM23 is the postcode of Berden, Birchanger, Bishop's Stortford and 7 other places in Essex, England, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- CM23
- County
- Essex, Hertfordshire
- Country
- England
- Country
- United Kingdom
10 places with postcode CM23
| Place | County | Location |
|---|---|---|
| Berden | Essex | 51.947, 0.136 |
| Birchanger | Essex | 51.884, 0.192 |
| Bishop's Stortford | Hertfordshire | 51.871, 0.159 |
| Farnham | Essex | 51.902, 0.142 |
| Farnham Green | Essex | 51.895, 0.156 |
| Hazel End | Essex | 51.895, 0.156 |
| Manuden | Essex | 51.919, 0.167 |
| Spellbrook | Essex | 51.895, 0.156 |
| Thorley | Hertfordshire | 51.849, 0.142 |
| Thorley Street | Essex | 51.895, 0.156 |
Near Luton
The nearest major city is Luton, about 39 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode CM23?
Berden, Birchanger, Bishop's Stortford, Farnham, Farnham Green, Hazel End, Manuden, Spellbrook, Thorley, Thorley Street.
Which county and country is CM23 in?
Essex, Hertfordshire, England, United Kingdom.
What is the nearest major city to CM23?
Luton, about 39 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.