Map
General Information
| Postal Area | Horsham |
| Postcode | RH1 1SD |
| User Type | Large (more than 25 items of mail per day) |
| Region | South East |
| Country | England |
| Local authority | Reigate and Banstead |
| Introduction Date | 1981-06-01 |
| Termination Date | 1984-12-01 |
| IMD 2025 | Decile 8 (most deprived = 1, least = 10) Rank 26,494 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.2393290 |
| Longitude | -0.1677680 |
| Easting | 528000 |
| Northing | 150500 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |