| Breisach am Rhein to Popovo | 953.60 mi (1,534.67 km) |
| Breisach am Rhein to Provadia | 1,012.84 mi (1,630.01 km) |
| Breisach am Rhein to Radnevo | 974.60 mi (1,568.47 km) |
| Breisach am Rhein to Radomir | 835.47 mi (1,344.56 km) |
| Breisach am Rhein to Rakitovo | 905.39 mi (1,457.08 km) |
| Breisach am Rhein to Rakovski | 932.47 mi (1,500.67 km) |
| Breisach am Rhein to Razgrad | 960.86 mi (1,546.35 km) |
| Breisach am Rhein to Razlog | 882.82 mi (1,420.77 km) |
| Breisach am Rhein to Ruse | 926.90 mi (1,491.70 km) |
| Breisach am Rhein to Samokov | 869.42 mi (1,399.20 km) |
| Breisach am Rhein to Sandanski | 887.46 mi (1,428.23 km) |
| Breisach am Rhein to Sevlievo | 913.74 mi (1,470.52 km) |
| Breisach am Rhein to Shumen | 987.20 mi (1,588.75 km) |
| Breisach am Rhein to Silistra | 978.13 mi (1,574.14 km) |
| Breisach am Rhein to Sliven | 979.33 mi (1,576.09 km) |
