| Montgomeryville to Popovo | 4,873.90 mi (7,843.78 km) |
| Montgomeryville to Provadia | 4,928.64 mi (7,931.88 km) |
| Montgomeryville to Radnevo | 4,906.09 mi (7,895.59 km) |
| Montgomeryville to Radomir | 4,773.96 mi (7,682.94 km) |
| Montgomeryville to Rakitovo | 4,843.83 mi (7,795.40 km) |
| Montgomeryville to Rakovski | 4,867.28 mi (7,833.12 km) |
| Montgomeryville to Razgrad | 4,877.45 mi (7,849.50 km) |
| Montgomeryville to Razlog | 4,822.52 mi (7,761.10 km) |
| Montgomeryville to Ruse | 4,842.95 mi (7,793.97 km) |
| Montgomeryville to Samokov | 4,807.55 mi (7,737.01 km) |
| Montgomeryville to Sandanski | 4,827.83 mi (7,769.65 km) |
| Montgomeryville to Sevlievo | 4,842.56 mi (7,793.35 km) |
| Montgomeryville to Shumen | 4,904.56 mi (7,893.13 km) |
| Montgomeryville to Silistra | 4,882.10 mi (7,856.98 km) |
| Montgomeryville to Sliven | 4,906.02 mi (7,895.48 km) |
