| Biddeford to Srbobran | 4,196.27 mi (6,753.24 km) |
| Biddeford to Sremska Kamenica | 4,210.54 mi (6,776.21 km) |
| Biddeford to Sremska Mitrovica | 4,211.01 mi (6,776.97 km) |
| Biddeford to Sremski Karlovci | 4,215.14 mi (6,783.61 km) |
| Biddeford to Stara Pazova | 4,232.95 mi (6,812.28 km) |
| Biddeford to Subotica | 4,169.90 mi (6,710.81 km) |
| Biddeford to Surcin | 4,244.79 mi (6,831.33 km) |
| Biddeford to Surdulica | 4,405.44 mi (7,089.86 km) |
| Biddeford to Svilajnac | 4,304.86 mi (6,928.00 km) |
| Biddeford to Svrljig | 4,374.12 mi (7,039.47 km) |
| Biddeford to Temerin | 4,204.77 mi (6,766.93 km) |
| Biddeford to Titel | 4,229.75 mi (6,807.13 km) |
| Biddeford to Topola | 4,282.16 mi (6,891.47 km) |
| Biddeford to Trgoviste | 4,416.34 mi (7,107.41 km) |
| Biddeford to Trstenik | 4,320.34 mi (6,952.91 km) |
