| Overlea to Popovo | 4,965.22 mi (7,990.75 km) |
| Overlea to Provadia | 5,019.97 mi (8,078.86 km) |
| Overlea to Radnevo | 4,997.37 mi (8,042.50 km) |
| Overlea to Radomir | 4,865.17 mi (7,829.73 km) |
| Overlea to Rakitovo | 4,935.04 mi (7,942.19 km) |
| Overlea to Rakovski | 4,958.54 mi (7,979.99 km) |
| Overlea to Razgrad | 4,968.78 mi (7,996.48 km) |
| Overlea to Razlog | 4,913.70 mi (7,907.84 km) |
| Overlea to Ruse | 4,934.27 mi (7,940.95 km) |
| Overlea to Samokov | 4,898.77 mi (7,883.81 km) |
| Overlea to Sandanski | 4,918.98 mi (7,916.33 km) |
| Overlea to Sevlievo | 4,933.86 mi (7,940.27 km) |
| Overlea to Shumen | 4,995.89 mi (8,040.10 km) |
| Overlea to Silistra | 4,973.43 mi (8,003.96 km) |
| Overlea to Sliven | 4,997.33 mi (8,042.43 km) |
