| Delbruck to Smolyan | 1,035.01 mi (1,665.69 km) |
| Delbruck to Sofia | 930.71 mi (1,497.83 km) |
| Delbruck to Sopot | 982.97 mi (1,581.93 km) |
| Delbruck to Sozopol | 1,102.42 mi (1,774.17 km) |
| Delbruck to Sredets | 1,086.83 mi (1,749.08 km) |
| Delbruck to Stamboliyski | 1,001.12 mi (1,611.15 km) |
| Delbruck to Stara Zagora | 1,025.91 mi (1,651.04 km) |
| Delbruck to Svilengrad | 1,078.48 mi (1,735.65 km) |
| Delbruck to Svishtov | 958.76 mi (1,542.98 km) |
| Delbruck to Targovishte | 1,021.85 mi (1,644.51 km) |
| Delbruck to Teteven | 952.64 mi (1,533.12 km) |
| Delbruck to Troyan | 970.35 mi (1,561.63 km) |
| Delbruck to Tryavna | 999.52 mi (1,608.58 km) |
| Delbruck to Tutrakan | 987.42 mi (1,589.10 km) |
| Delbruck to Varna | 1,074.21 mi (1,728.77 km) |
