| Niedernhausen to Popovo | 966.38 mi (1,555.23 km) |
| Niedernhausen to Provadia | 1,022.41 mi (1,645.41 km) |
| Niedernhausen to Radnevo | 998.13 mi (1,606.34 km) |
| Niedernhausen to Radomir | 871.21 mi (1,402.07 km) |
| Niedernhausen to Rakitovo | 940.43 mi (1,513.48 km) |
| Niedernhausen to Rakovski | 960.53 mi (1,545.82 km) |
| Niedernhausen to Razgrad | 970.78 mi (1,562.32 km) |
| Niedernhausen to Razlog | 921.92 mi (1,483.68 km) |
| Niedernhausen to Ruse | 936.26 mi (1,506.77 km) |
| Niedernhausen to Samokov | 903.98 mi (1,454.82 km) |
| Niedernhausen to Sandanski | 930.25 mi (1,497.09 km) |
| Niedernhausen to Sevlievo | 934.36 mi (1,503.70 km) |
| Niedernhausen to Shumen | 997.80 mi (1,605.81 km) |
| Niedernhausen to Silistra | 979.72 mi (1,576.71 km) |
| Niedernhausen to Sliven | 997.77 mi (1,605.76 km) |
