| Korbach to Smolyan | 1,004.92 mi (1,617.27 km) |
| Korbach to Sofia | 900.64 mi (1,449.44 km) |
| Korbach to Sopot | 953.96 mi (1,535.26 km) |
| Korbach to Sozopol | 1,075.42 mi (1,730.71 km) |
| Korbach to Sredets | 1,059.38 mi (1,704.90 km) |
| Korbach to Stamboliyski | 971.43 mi (1,563.36 km) |
| Korbach to Stara Zagora | 997.37 mi (1,605.11 km) |
| Korbach to Svilengrad | 1,049.68 mi (1,689.29 km) |
| Korbach to Svishtov | 931.38 mi (1,498.91 km) |
| Korbach to Targovishte | 994.98 mi (1,601.27 km) |
| Korbach to Teteven | 923.54 mi (1,486.30 km) |
| Korbach to Troyan | 941.58 mi (1,515.32 km) |
| Korbach to Tryavna | 971.35 mi (1,563.24 km) |
| Korbach to Tutrakan | 961.63 mi (1,547.60 km) |
| Korbach to Varna | 1,048.32 mi (1,687.11 km) |
