| Franklin Farm to Smolyan | 5,033.20 mi (8,100.15 km) |
| Franklin Farm to Sofia | 4,930.81 mi (7,935.37 km) |
| Franklin Farm to Sopot | 4,990.77 mi (8,031.88 km) |
| Franklin Farm to Sozopol | 5,119.31 mi (8,238.74 km) |
| Franklin Farm to Sredets | 5,102.21 mi (8,211.22 km) |
| Franklin Farm to Stamboliyski | 5,003.43 mi (8,052.23 km) |
| Franklin Farm to Stara Zagora | 5,036.31 mi (8,105.15 km) |
| Franklin Farm to Svilengrad | 5,086.80 mi (8,186.41 km) |
| Franklin Farm to Svishtov | 4,974.71 mi (8,006.02 km) |
| Franklin Farm to Targovishte | 5,039.24 mi (8,109.87 km) |
| Franklin Farm to Teteven | 4,960.11 mi (7,982.53 km) |
| Franklin Farm to Troyan | 4,979.74 mi (8,014.11 km) |
| Franklin Farm to Tryavna | 5,012.04 mi (8,066.11 km) |
| Franklin Farm to Tutrakan | 5,006.73 mi (8,057.55 km) |
| Franklin Farm to Varna | 5,093.41 mi (8,197.05 km) |
