| Ostermundigen to Popovo | 944.10 mi (1,519.39 km) |
| Ostermundigen to Provadia | 1,004.42 mi (1,616.46 km) |
| Ostermundigen to Radnevo | 959.53 mi (1,544.21 km) |
| Ostermundigen to Radomir | 815.63 mi (1,312.64 km) |
| Ostermundigen to Rakitovo | 885.16 mi (1,424.52 km) |
| Ostermundigen to Rakovski | 915.51 mi (1,473.37 km) |
| Ostermundigen to Razgrad | 952.72 mi (1,533.26 km) |
| Ostermundigen to Razlog | 860.77 mi (1,385.27 km) |
| Ostermundigen to Ruse | 919.36 mi (1,479.57 km) |
| Ostermundigen to Samokov | 849.81 mi (1,367.63 km) |
| Ostermundigen to Sandanski | 863.48 mi (1,389.64 km) |
| Ostermundigen to Sevlievo | 900.70 mi (1,449.53 km) |
| Ostermundigen to Shumen | 978.49 mi (1,574.73 km) |
| Ostermundigen to Silistra | 973.97 mi (1,567.46 km) |
| Ostermundigen to Sliven | 966.77 mi (1,555.87 km) |
