Map
General Information
| Postal Area | Harrow |
| Postcode | HA1 1ZW |
| User Type | Small (less than 25 items of mail per day) |
| Region | London |
| Country | England |
| Local authority | Harrow |
| Introduction Date | 2000-07-01 |
| Termination Date | 2000-09-01 |
Geographic Information
| Latitude | 51.5796180 |
| Longitude | -0.3367480 |
| Easting | 515346 |
| Northing | 188061 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |