| Colombes to Popovo | 1,205.03 mi (1,939.30 km) |
| Colombes to Provadia | 1,264.04 mi (2,034.28 km) |
| Colombes to Radnevo | 1,226.31 mi (1,973.56 km) |
| Colombes to Radomir | 1,086.44 mi (1,748.45 km) |
| Colombes to Rakitovo | 1,156.30 mi (1,860.89 km) |
| Colombes to Rakovski | 1,184.01 mi (1,905.48 km) |
| Colombes to Razgrad | 1,212.04 mi (1,950.59 km) |
| Colombes to Razlog | 1,133.20 mi (1,823.71 km) |
| Colombes to Ruse | 1,177.98 mi (1,895.78 km) |
| Colombes to Samokov | 1,120.46 mi (1,803.21 km) |
| Colombes to Sandanski | 1,137.15 mi (1,830.07 km) |
| Colombes to Sevlievo | 1,165.48 mi (1,875.66 km) |
| Colombes to Shumen | 1,238.48 mi (1,993.14 km) |
| Colombes to Silistra | 1,228.19 mi (1,976.59 km) |
| Colombes to Sliven | 1,231.05 mi (1,981.19 km) |
