| South Yarmouth to Smolyan | 4,617.24 mi (7,430.74 km) |
| South Yarmouth to Sofia | 4,515.33 mi (7,266.73 km) |
| South Yarmouth to Sopot | 4,576.24 mi (7,364.75 km) |
| South Yarmouth to Sozopol | 4,706.75 mi (7,574.79 km) |
| South Yarmouth to Sredets | 4,689.15 mi (7,546.46 km) |
| South Yarmouth to Stamboliyski | 4,588.05 mi (7,383.76 km) |
| South Yarmouth to Stara Zagora | 4,622.15 mi (7,438.63 km) |
| South Yarmouth to Svilengrad | 4,672.16 mi (7,519.11 km) |
| South Yarmouth to Svishtov | 4,562.00 mi (7,341.83 km) |
| South Yarmouth to Targovishte | 4,626.98 mi (7,446.40 km) |
| South Yarmouth to Teteven | 4,545.59 mi (7,315.42 km) |
| South Yarmouth to Troyan | 4,565.50 mi (7,347.46 km) |
| South Yarmouth to Tryavna | 4,598.37 mi (7,400.37 km) |
| South Yarmouth to Tutrakan | 4,595.71 mi (7,396.08 km) |
| South Yarmouth to Varna | 4,682.21 mi (7,535.30 km) |
