| River Falls to Devnya | 5,327.12 mi (8,573.16 km) |
| River Falls to Dimitrovgrad | 5,325.96 mi (8,571.30 km) |
| River Falls to Dobrich | 5,316.70 mi (8,556.40 km) |
| River Falls to Dospat | 5,299.45 mi (8,528.64 km) |
| River Falls to Dupnitsa | 5,232.07 mi (8,420.21 km) |
| River Falls to Elhovo | 5,351.32 mi (8,612.13 km) |
| River Falls to Etropole | 5,231.90 mi (8,419.93 km) |
| River Falls to Gabrovo | 5,273.98 mi (8,487.65 km) |
| River Falls to Gorna Oryahovitsa | 5,271.80 mi (8,484.14 km) |
| River Falls to Gotse Delchev | 5,289.22 mi (8,512.18 km) |
| River Falls to Harmanli | 5,342.01 mi (8,597.13 km) |
| River Falls to Haskovo | 5,331.05 mi (8,579.50 km) |
| River Falls to Ihtiman | 5,246.48 mi (8,443.40 km) |
| River Falls to Isperih | 5,277.10 mi (8,492.68 km) |
| River Falls to Kardzhali | 5,339.46 mi (8,593.04 km) |
