| Leon Valley to Popovo | 6,312.13 mi (10,158.39 km) |
| Leon Valley to Provadia | 6,363.08 mi (10,240.38 km) |
| Leon Valley to Radnevo | 6,351.90 mi (10,222.39 km) |
| Leon Valley to Radomir | 6,229.08 mi (10,024.73 km) |
| Leon Valley to Rakitovo | 6,298.25 mi (10,136.06 km) |
| Leon Valley to Rakovski | 6,316.77 mi (10,165.86 km) |
| Leon Valley to Razgrad | 6,313.39 mi (10,160.43 km) |
| Leon Valley to Razlog | 6,279.64 mi (10,106.10 km) |
| Leon Valley to Ruse | 6,279.29 mi (10,105.54 km) |
| Leon Valley to Samokov | 6,261.80 mi (10,077.40 km) |
| Leon Valley to Sandanski | 6,287.31 mi (10,118.44 km) |
| Leon Valley to Sevlievo | 6,287.12 mi (10,118.14 km) |
| Leon Valley to Shumen | 6,340.41 mi (10,203.90 km) |
| Leon Valley to Silistra | 6,311.22 mi (10,156.92 km) |
| Leon Valley to Sliven | 6,347.98 mi (10,216.09 km) |
