Postcode RM12 9LX

Hornchurch, Havering, London

Postcode
RM12 9LX
Large user: one organisation · in use since 2026
Sector · District · Area

RM12 9LX is a live postcode in Hornchurch, in the Havering local authority, London. It belongs to postcode sector RM12 9, district RM12 and the RM area (Romford).

This is a large-user postcode: it is assigned to a single organisation rather than to a street.

RM12 9LX at a glance

Postcode
RM12 9LX
Place
Hornchurch (settlement)
Local authority
Havering
Region
London
Nation
England
Ward
St Andrew's
Constituency
Hornchurch and Upminster
Coordinates
51.56189, 0.21639

Location

View larger map (opens in a new tab)

How to write an address in RM12 9LX

[Number] [Street name]
HORNCHURCH
RM12 9LX

Nearby postcodes

PostcodePlaceDistance
RM12 4AZ Hornchurch under 1 km
RM11 3YU Hornchurch under 1 km
RM12 4XA Hornchurch under 1 km
RM12 4TA Hornchurch under 1 km
RM12 4XE Hornchurch under 1 km
RM12 4JH Hornchurch under 1 km
RM12 4FS Hornchurch under 1 km
RM12 4XD Hornchurch under 1 km
RM12 4JD Hornchurch under 1 km
RM12 4UW Hornchurch under 1 km

Other postcodes in sector RM12 9

Frequently asked questions

Where is postcode RM12 9LX?

RM12 9LX is in Hornchurch, London. It is part of the RM12 postcode district, within the RM area (Romford).

Which council covers RM12 9LX?

Addresses in RM12 9LX fall under Havering, in the St Andrew's ward.

How do I write the postcode RM12 9LX?

Write it in capitals as RM12 9LX, with one space between the outward code RM12 and the inward code 9LX, on the last line of the address.