| Pont-a-Celles to Provadia | 1,195.82 mi (1,924.48 km) |
| Pont-a-Celles to Radnevo | 1,168.01 mi (1,879.73 km) |
| Pont-a-Celles to Radomir | 1,036.58 mi (1,668.22 km) |
| Pont-a-Celles to Rakitovo | 1,106.29 mi (1,780.41 km) |
| Pont-a-Celles to Rakovski | 1,128.90 mi (1,816.78 km) |
| Pont-a-Celles to Razgrad | 1,144.02 mi (1,841.12 km) |
| Pont-a-Celles to Razlog | 1,086.15 mi (1,747.98 km) |
| Pont-a-Celles to Ruse | 1,109.54 mi (1,785.64 km) |
| Pont-a-Celles to Samokov | 1,069.91 mi (1,721.85 km) |
| Pont-a-Celles to Sandanski | 1,092.97 mi (1,758.96 km) |
| Pont-a-Celles to Sevlievo | 1,104.91 mi (1,778.18 km) |
| Pont-a-Celles to Shumen | 1,170.95 mi (1,884.47 km) |
| Pont-a-Celles to Silistra | 1,154.48 mi (1,857.95 km) |
| Pont-a-Celles to Sliven | 1,169.07 mi (1,881.44 km) |
| Pont-a-Celles to Smolyan | 1,148.38 mi (1,848.14 km) |
