| Fort Washington to Smolyan | 5,025.08 mi (8,087.08 km) |
| Fort Washington to Sofia | 4,922.81 mi (7,922.49 km) |
| Fort Washington to Sopot | 4,983.02 mi (8,019.40 km) |
| Fort Washington to Sozopol | 5,112.05 mi (8,227.04 km) |
| Fort Washington to Sredets | 5,094.83 mi (8,199.33 km) |
| Fort Washington to Stamboliyski | 4,995.46 mi (8,039.41 km) |
| Fort Washington to Stara Zagora | 5,028.65 mi (8,092.83 km) |
| Fort Washington to Svilengrad | 5,079.02 mi (8,173.90 km) |
| Fort Washington to Svishtov | 4,967.40 mi (7,994.25 km) |
| Fort Washington to Targovishte | 5,032.04 mi (8,098.28 km) |
| Fort Washington to Teteven | 4,952.36 mi (7,970.06 km) |
| Fort Washington to Troyan | 4,972.06 mi (8,001.75 km) |
| Fort Washington to Tryavna | 5,004.51 mi (8,053.97 km) |
| Fort Washington to Tutrakan | 4,999.80 mi (8,046.40 km) |
| Fort Washington to Varna | 5,086.45 mi (8,185.85 km) |
