Postcode RM12
Elm Park +2 · Greater London, England
RM12 is the postcode of Elm Park, Havering, Hornchurch in Greater London, England, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- RM12
- County
- Greater London
- Country
- England
- Country
- United Kingdom
3 places with postcode RM12
| Place | County | Location |
|---|---|---|
| Elm Park | Greater London | 51.550, 0.201 |
| Havering | Greater London | 51.553, 0.207 |
| Hornchurch | Greater London | 51.557, 0.217 |
Near London
The nearest major city is London, about 24 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode RM12?
Elm Park, Havering, Hornchurch.
Which county and country is RM12 in?
Greater London, England, United Kingdom.
What is the nearest major city to RM12?
London, about 24 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.