| Hilchenbach to Popovo | 997.88 mi (1,605.94 km) |
| Hilchenbach to Provadia | 1,052.59 mi (1,693.98 km) |
| Hilchenbach to Radnevo | 1,032.87 mi (1,662.25 km) |
| Hilchenbach to Radomir | 910.22 mi (1,464.86 km) |
| Hilchenbach to Rakitovo | 978.89 mi (1,575.37 km) |
| Hilchenbach to Rakovski | 996.82 mi (1,604.23 km) |
| Hilchenbach to Razgrad | 1,001.34 mi (1,611.49 km) |
| Hilchenbach to Razlog | 961.63 mi (1,547.59 km) |
| Hilchenbach to Ruse | 966.83 mi (1,555.96 km) |
| Hilchenbach to Samokov | 942.48 mi (1,516.78 km) |
| Hilchenbach to Sandanski | 970.96 mi (1,562.61 km) |
| Hilchenbach to Sevlievo | 968.52 mi (1,558.68 km) |
| Hilchenbach to Shumen | 1,028.44 mi (1,655.12 km) |
| Hilchenbach to Silistra | 1,007.47 mi (1,621.36 km) |
| Hilchenbach to Sliven | 1,030.93 mi (1,659.11 km) |
