| Wadern to Popovo | 1,012.04 mi (1,628.72 km) |
| Wadern to Provadia | 1,069.55 mi (1,721.27 km) |
| Wadern to Radnevo | 1,039.32 mi (1,672.62 km) |
| Wadern to Radomir | 906.50 mi (1,458.87 km) |
| Wadern to Rakitovo | 976.28 mi (1,571.17 km) |
| Wadern to Rakovski | 999.60 mi (1,608.71 km) |
| Wadern to Razgrad | 1,017.63 mi (1,637.71 km) |
| Wadern to Razlog | 955.82 mi (1,538.25 km) |
| Wadern to Ruse | 983.23 mi (1,582.36 km) |
| Wadern to Samokov | 939.93 mi (1,512.68 km) |
| Wadern to Sandanski | 962.43 mi (1,548.89 km) |
| Wadern to Sevlievo | 976.61 mi (1,571.70 km) |
| Wadern to Shumen | 1,044.45 mi (1,680.89 km) |
| Wadern to Silistra | 1,029.93 mi (1,657.51 km) |
| Wadern to Sliven | 1,041.15 mi (1,675.57 km) |
