| Kosvik to Smolyan | 1,355.23 mi (2,181.04 km) |
| Kosvik to Sofia | 1,254.81 mi (2,019.43 km) |
| Kosvik to Sopot | 1,291.03 mi (2,077.70 km) |
| Kosvik to Sozopol | 1,379.64 mi (2,220.31 km) |
| Kosvik to Sredets | 1,370.46 mi (2,205.54 km) |
| Kosvik to Stamboliyski | 1,317.48 mi (2,120.28 km) |
| Kosvik to Stara Zagora | 1,326.11 mi (2,134.17 km) |
| Kosvik to Svilengrad | 1,380.06 mi (2,220.99 km) |
| Kosvik to Svishtov | 1,247.57 mi (2,007.78 km) |
| Kosvik to Targovishte | 1,301.05 mi (2,093.84 km) |
| Kosvik to Teteven | 1,263.23 mi (2,032.96 km) |
| Kosvik to Troyan | 1,276.04 mi (2,053.59 km) |
| Kosvik to Tryavna | 1,296.25 mi (2,086.11 km) |
| Kosvik to Tutrakan | 1,255.02 mi (2,019.76 km) |
| Kosvik to Varna | 1,338.57 mi (2,154.22 km) |
