Prefix RM contains 20 postcode records across 43 mapped localities in United Kingdom.
| Postal Code | Locality / District | Administrative Area | Coordinates |
|---|---|---|---|
| Romford | Greater London Β· England | 51.5751, 0.1858 | |
| Dagenham | Greater London Β· England | 51.55, 0.1667 | |
| Hornchurch | Greater London Β· England | 51.5568, 0.2166 | |
| Elm Park | Greater London Β· England | 51.5497, 0.2014 | |
| Havering | Greater London Β· England | 51.5532, 0.2075 | |
| Hornchurch | Greater London Β· England | 51.5568, 0.2166 | |
| Rainham | Greater London Β· England | 51.5169, 0.1943 | |
| South Hornchurch | Greater London Β· England | 51.525, 0.1934 | |
| Wennington | Greater London Β· England | 51.525, 0.1934 | |
| Upminster | Greater London Β· England | 51.5559, 0.2556 | |
| North Ockendon | Greater London Β· England | 51.542, 0.3001 | |
| Cranham | Greater London Β· England | 51.5657, 0.2659 | |
| Bulphan | Greater London Β· England | 51.5545, 0.2739 | |
| Aveley | Essex Β· England | 51.4999, 0.2517 | |
| South Ockendon | Essex Β· England | 51.508, 0.2833 | |
| Baker Street | Essex Β· England | 51.493, 0.3401 | |
| Chadwell St Mary | Essex Β· England | 51.4814, 0.3634 | |
| North Stifford | Essex Β· England | 51.4969, 0.3033 | |
| Orsett | Essex Β· England | 51.5123, 0.3675 | |
| Grays | Essex Β· England | 51.4757, 0.3252 | |
| Little Thurrock | Essex Β· England | 51.4764, 0.3375 | |
| West Tilbury | Essex Β· England | 51.4767, 0.3895 | |
| Tilbury | Essex Β· England | 51.4625, 0.3586 | |
| East Tilbury | Essex Β· England | 51.4805, 0.4171 | |
| Purfleet | Essex Β· England | 51.4839, 0.2425 | |
| Gidea Park | Greater London Β· England | 51.5864, 0.2027 | |
| West Thurrock | Essex Β· England | 51.4783, 0.2767 | |
| Harold Hill | Greater London Β· England | 51.5946, 0.2329 | |
| Harold Wood | Greater London Β· England | 51.5946, 0.2329 | |
| Stapleford Tawney | Essex Β· England | 51.6667, 0.1667 | |
| Stapleford Abbotts | Essex Β· England | 51.6454, 0.1912 | |
| Passingford Bridge | Essex Β· England | 51.6454, 0.1912 | |
| Noak Hill | Essex Β· England | 51.6454, 0.1912 | |
| Navestock | Essex Β· England | 51.6539, 0.2208 | |
| Lambourne End | Essex Β· England | 51.6454, 0.1912 | |
| Havering-atte-Bower | Greater London Β· England | 51.6156, 0.1861 | |
| Bournebridge | Essex Β· England | 51.6454, 0.1912 | |
| Abridge | Essex Β· England | 51.6454, 0.1912 | |
| Collier Row | Greater London Β· England | 51.5989, 0.166 | |
| Marks Gate | Greater London Β· England | 51.5758, 0.1299 | |
| Rush Green | Greater London Β· England | 51.5602, 0.1792 | |
| Barking & Dagenham | Greater London Β· England | 51.5461, 0.1389 | |
| Becontree Heath | Greater London Β· England | 51.5461, 0.1389 | |
| Becontree | Greater London Β· England | 51.5529, 0.129 |
Based on 44 records, 20 postal code values and 43 mapped localities. Coordinate coverage is 100.0%.
| Postal code | Locality | Administrative path | Coordinates |
|---|---|---|---|
| RM1 | Romford | England / Greater London | 51.5751, 0.1858 |
| RM10 | Dagenham | England / Greater London | 51.55, 0.1667 |
| RM11 | Hornchurch | England / Greater London | 51.5568, 0.2166 |
| RM12 | Elm Park | England / Greater London | 51.5497, 0.2014 |
| RM12 | Havering | England / Greater London | 51.5532, 0.2075 |
| RM12 | Hornchurch | England / Greater London | 51.5568, 0.2166 |