Map
General Information
| Postal Area | Hounslow |
| Postcode | TW1 4SA |
| User Type | Large (more than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Richmond upon Thames |
| Introduction Date | 1980-01-01 |
| Termination Date | 1991-12-01 |
| IMD 2025 | Decile 9 (most deprived = 1, least = 10) Rank 29,831 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.4387280 |
| Longitude | -0.3324610 |
| Easting | 516000 |
| Northing | 172400 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |