Map
General Information
| Postal Area | Harrow |
| Postcode | HA1 1AL |
| User Type | Large (more than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Harrow |
| Introduction Date | 1990-02-01 |
| Termination Date | 1994-05-01 |
| IMD 2025 | Decile 4 (most deprived = 1, least = 10) Rank 11,714 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.5799980 |
| Longitude | -0.3388410 |
| Easting | 515200 |
| Northing | 188100 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |