| Altenbeken to Popovo | 990.35 mi (1,593.81 km) |
| Altenbeken to Provadia | 1,043.19 mi (1,678.85 km) |
| Altenbeken to Radnevo | 1,029.42 mi (1,656.69 km) |
| Altenbeken to Radomir | 913.14 mi (1,469.56 km) |
| Altenbeken to Rakitovo | 980.74 mi (1,578.36 km) |
| Altenbeken to Rakovski | 995.60 mi (1,602.26 km) |
| Altenbeken to Razgrad | 992.59 mi (1,597.42 km) |
| Altenbeken to Razlog | 965.34 mi (1,553.56 km) |
| Altenbeken to Ruse | 958.23 mi (1,542.13 km) |
| Altenbeken to Samokov | 944.53 mi (1,520.08 km) |
| Altenbeken to Sandanski | 976.10 mi (1,570.89 km) |
| Altenbeken to Sevlievo | 964.53 mi (1,552.26 km) |
| Altenbeken to Shumen | 1,019.70 mi (1,641.05 km) |
| Altenbeken to Silistra | 995.24 mi (1,601.69 km) |
| Altenbeken to Sliven | 1,025.39 mi (1,650.21 km) |
