| Biddeford to Sudbury | 3,223.34 mi (5,187.46 km) |
| Biddeford to Sunbury | 3,190.72 mi (5,134.97 km) |
| Biddeford to Sunderland | 3,082.08 mi (4,960.12 km) |
| Biddeford to Sunninghill | 3,181.77 mi (5,120.56 km) |
| Biddeford to Surbiton | 3,196.14 mi (5,143.69 km) |
| Biddeford to Sutton | 3,201.29 mi (5,151.99 km) |
| Biddeford to Sutton Coldfield | 3,109.74 mi (5,004.65 km) |
| Biddeford to Sutton in Ashfield | 3,120.76 mi (5,022.37 km) |
| Biddeford to Sutton on Hull | 3,145.21 mi (5,061.73 km) |
| Biddeford to Swadlincote | 3,116.07 mi (5,014.83 km) |
| Biddeford to Swallownest | 3,113.48 mi (5,010.66 km) |
| Biddeford to Swanage | 3,145.86 mi (5,062.77 km) |
| Biddeford to Swindon | 3,132.41 mi (5,041.12 km) |
| Biddeford to Swinton | 3,111.41 mi (5,007.32 km) |
| Biddeford to Swinton | 3,070.43 mi (4,941.38 km) |
