| Hamm to Smolyan | 1,057.77 mi (1,702.32 km) |
| Hamm to Sofia | 953.50 mi (1,534.50 km) |
| Hamm to Sopot | 1,006.92 mi (1,620.48 km) |
| Hamm to Sozopol | 1,128.22 mi (1,815.69 km) |
| Hamm to Sredets | 1,112.25 mi (1,789.99 km) |
| Hamm to Stamboliyski | 1,024.33 mi (1,648.51 km) |
| Hamm to Stara Zagora | 1,050.33 mi (1,690.34 km) |
| Hamm to Svilengrad | 1,102.64 mi (1,774.53 km) |
| Hamm to Svishtov | 984.24 mi (1,583.98 km) |
| Hamm to Targovishte | 1,047.76 mi (1,686.21 km) |
| Hamm to Teteven | 976.50 mi (1,571.52 km) |
| Hamm to Troyan | 994.54 mi (1,600.56 km) |
| Hamm to Tryavna | 1,024.29 mi (1,648.44 km) |
| Hamm to Tutrakan | 1,014.16 mi (1,632.14 km) |
| Hamm to Varna | 1,100.88 mi (1,771.70 km) |
