| Madisonville to Popovo | 5,487.21 mi (8,830.80 km) |
| Madisonville to Provadia | 5,539.44 mi (8,914.87 km) |
| Madisonville to Radnevo | 5,524.70 mi (8,891.14 km) |
| Madisonville to Radomir | 5,399.02 mi (8,688.88 km) |
| Madisonville to Rakitovo | 5,468.47 mi (8,800.65 km) |
| Madisonville to Rakovski | 5,488.43 mi (8,832.77 km) |
| Madisonville to Razgrad | 5,489.19 mi (8,834.01 km) |
| Madisonville to Razlog | 5,449.08 mi (8,769.45 km) |
| Madisonville to Ruse | 5,454.91 mi (8,778.83 km) |
| Madisonville to Samokov | 5,432.02 mi (8,742.00 km) |
| Madisonville to Sandanski | 5,456.11 mi (8,780.77 km) |
| Madisonville to Sevlievo | 5,460.20 mi (8,787.35 km) |
| Madisonville to Shumen | 5,516.28 mi (8,877.60 km) |
| Madisonville to Silistra | 5,489.22 mi (8,834.04 km) |
| Madisonville to Sliven | 5,521.95 mi (8,886.72 km) |
