| North Ridgeville to Smolyan | 5,105.90 mi (8,217.15 km) |
| North Ridgeville to Sofia | 5,002.29 mi (8,050.40 km) |
| North Ridgeville to Sopot | 5,058.99 mi (8,141.66 km) |
| North Ridgeville to Sozopol | 5,181.09 mi (8,338.16 km) |
| North Ridgeville to Sredets | 5,165.53 mi (8,313.11 km) |
| North Ridgeville to Stamboliyski | 5,074.30 mi (8,166.29 km) |
| North Ridgeville to Stara Zagora | 5,103.18 mi (8,212.77 km) |
| North Ridgeville to Svilengrad | 5,154.98 mi (8,296.15 km) |
| North Ridgeville to Svishtov | 5,037.48 mi (8,107.03 km) |
| North Ridgeville to Targovishte | 5,100.47 mi (8,208.41 km) |
| North Ridgeville to Teteven | 5,028.42 mi (8,092.45 km) |
| North Ridgeville to Troyan | 5,047.08 mi (8,122.48 km) |
| North Ridgeville to Tryavna | 5,077.52 mi (8,171.48 km) |
| North Ridgeville to Tutrakan | 5,064.61 mi (8,150.70 km) |
| North Ridgeville to Varna | 5,151.43 mi (8,290.43 km) |
