| Madison Heights to Popovo | 5,068.82 mi (8,157.48 km) |
| Madison Heights to Provadia | 5,120.38 mi (8,240.45 km) |
| Madison Heights to Radnevo | 5,107.71 mi (8,220.07 km) |
| Madison Heights to Radomir | 4,984.19 mi (8,021.28 km) |
| Madison Heights to Rakitovo | 5,053.41 mi (8,132.67 km) |
| Madison Heights to Rakovski | 5,072.24 mi (8,162.98 km) |
| Madison Heights to Razgrad | 5,070.42 mi (8,160.05 km) |
| Madison Heights to Razlog | 5,034.69 mi (8,102.56 km) |
| Madison Heights to Ruse | 5,036.22 mi (8,105.02 km) |
| Madison Heights to Samokov | 5,016.96 mi (8,074.01 km) |
| Madison Heights to Sandanski | 5,042.32 mi (8,114.83 km) |
| Madison Heights to Sevlievo | 5,043.02 mi (8,115.96 km) |
| Madison Heights to Shumen | 5,097.47 mi (8,203.58 km) |
| Madison Heights to Silistra | 5,069.35 mi (8,158.34 km) |
| Madison Heights to Sliven | 5,104.22 mi (8,214.45 km) |
