| Wiehl to Popovo | 1,019.35 mi (1,640.48 km) |
| Wiehl to Provadia | 1,074.41 mi (1,729.09 km) |
| Wiehl to Radnevo | 1,053.43 mi (1,695.33 km) |
| Wiehl to Radomir | 929.32 mi (1,495.59 km) |
| Wiehl to Rakitovo | 998.20 mi (1,606.45 km) |
| Wiehl to Rakovski | 1,016.88 mi (1,636.51 km) |
| Wiehl to Razgrad | 1,023.05 mi (1,646.44 km) |
| Wiehl to Razlog | 980.47 mi (1,577.92 km) |
| Wiehl to Ruse | 988.53 mi (1,590.89 km) |
| Wiehl to Samokov | 961.77 mi (1,547.82 km) |
| Wiehl to Sandanski | 989.42 mi (1,592.31 km) |
| Wiehl to Sevlievo | 989.23 mi (1,592.02 km) |
| Wiehl to Shumen | 1,050.14 mi (1,690.04 km) |
| Wiehl to Silistra | 1,029.85 mi (1,657.38 km) |
| Wiehl to Sliven | 1,051.95 mi (1,692.95 km) |
