| Belfort to Karlovo | 938.05 mi (1,509.65 km) |
| Belfort to Karnobat | 1,036.89 mi (1,668.71 km) |
| Belfort to Kavarna | 1,075.65 mi (1,731.09 km) |
| Belfort to Kazanlak | 965.62 mi (1,554.02 km) |
| Belfort to Knezha | 879.02 mi (1,414.65 km) |
| Belfort to Kostinbrod | 861.19 mi (1,385.96 km) |
| Belfort to Kozloduy | 854.98 mi (1,375.96 km) |
| Belfort to Kyustendil | 855.88 mi (1,377.40 km) |
| Belfort to Levski | 930.69 mi (1,497.79 km) |
| Belfort to Lom | 831.22 mi (1,337.72 km) |
| Belfort to Lovech | 918.65 mi (1,478.43 km) |
| Belfort to Lukovit | 891.75 mi (1,435.13 km) |
| Belfort to Lyaskovets | 965.10 mi (1,553.18 km) |
| Belfort to Mezdra | 872.22 mi (1,403.70 km) |
| Belfort to Momchilgrad | 1,003.01 mi (1,614.19 km) |
