Map
General Information
| Postal Area | Swindon |
| Postcode | SN1 1DL |
| User Type | Large (more than 25 items of mail per day) |
| Region | South West |
| Country | England |
| Local authority | Swindon |
| Introduction Date | 1984-10-01 |
| Termination Date | 1994-12-01 |
Geographic Information
| Latitude | 51.5654760 |
| Longitude | -1.7835490 |
| Easting | 415100 |
| Northing | 185200 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |