| Montauban to Popovo | 1,239.15 mi (1,994.22 km) |
| Montauban to Provadia | 1,300.61 mi (2,093.13 km) |
| Montauban to Radnevo | 1,239.77 mi (1,995.21 km) |
| Montauban to Radomir | 1,087.72 mi (1,750.52 km) |
| Montauban to Rakitovo | 1,153.30 mi (1,856.06 km) |
| Montauban to Rakovski | 1,191.93 mi (1,918.22 km) |
| Montauban to Razgrad | 1,250.82 mi (2,013.00 km) |
| Montauban to Razlog | 1,124.43 mi (1,809.60 km) |
| Montauban to Ruse | 1,219.71 mi (1,962.93 km) |
| Montauban to Samokov | 1,121.12 mi (1,804.27 km) |
| Montauban to Sandanski | 1,121.10 mi (1,804.24 km) |
| Montauban to Sevlievo | 1,188.11 mi (1,912.08 km) |
| Montauban to Shumen | 1,274.58 mi (2,051.23 km) |
| Montauban to Silistra | 1,280.71 mi (2,061.10 km) |
| Montauban to Sliven | 1,253.49 mi (2,017.30 km) |
