| Overlea to Smolyan | 4,977.05 mi (8,009.78 km) |
| Overlea to Sofia | 4,874.69 mi (7,845.06 km) |
| Overlea to Sopot | 4,934.73 mi (7,941.68 km) |
| Overlea to Sozopol | 5,063.43 mi (8,148.81 km) |
| Overlea to Sredets | 5,046.29 mi (8,121.22 km) |
| Overlea to Stamboliyski | 4,947.32 mi (7,961.94 km) |
| Overlea to Stara Zagora | 4,980.29 mi (8,015.01 km) |
| Overlea to Svilengrad | 5,030.75 mi (8,096.21 km) |
| Overlea to Svishtov | 4,918.81 mi (7,916.06 km) |
| Overlea to Targovishte | 4,983.38 mi (8,019.98 km) |
| Overlea to Teteven | 4,904.07 mi (7,892.34 km) |
| Overlea to Troyan | 4,923.72 mi (7,923.95 km) |
| Overlea to Tryavna | 4,956.07 mi (7,976.02 km) |
| Overlea to Tutrakan | 4,950.97 mi (7,967.82 km) |
| Overlea to Varna | 5,037.64 mi (8,107.30 km) |
