| Northampton to Sunbury | 59.28 mi (95.41 km) |
| Northampton to Sunderland | 185.94 mi (299.25 km) |
| Northampton to Sunninghill | 58.10 mi (93.51 km) |
| Northampton to Surbiton | 62.99 mi (101.37 km) |
| Northampton to Sutton | 66.77 mi (107.46 km) |
| Northampton to Sutton Coldfield | 45.38 mi (73.03 km) |
| Northampton to Sutton in Ashfield | 63.70 mi (102.51 km) |
| Northampton to Sutton on Hull | 109.87 mi (176.82 km) |
| Northampton to Swadlincote | 46.78 mi (75.29 km) |
| Northampton to Swallownest | 80.26 mi (129.16 km) |
| Northampton to Swanage | 121.14 mi (194.96 km) |
| Northampton to Swindon | 59.78 mi (96.20 km) |
| Northampton to Swinton | 88.63 mi (142.63 km) |
| Northampton to Swinton | 107.17 mi (172.48 km) |
| Northampton to Syston | 33.38 mi (53.72 km) |
