Map
General Information
| Postal Area | Hounslow |
| Postcode | TW1 4NN |
| User Type | Large (more than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Richmond upon Thames |
| Introduction Date | 1982-03-01 |
| Termination Date | 1984-12-01 |
| IMD 2025 | Decile 9 (most deprived = 1, least = 10) Rank 29,831 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.4423850 |
| Longitude | -0.3366440 |
| Easting | 515700 |
| Northing | 172800 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |