| Mont-Saint-Martin to Karlovo | 1,024.76 mi (1,649.19 km) |
| Mont-Saint-Martin to Karnobat | 1,117.50 mi (1,798.44 km) |
| Mont-Saint-Martin to Kavarna | 1,147.47 mi (1,846.67 km) |
| Mont-Saint-Martin to Kazanlak | 1,050.77 mi (1,691.05 km) |
| Mont-Saint-Martin to Knezha | 961.79 mi (1,547.85 km) |
| Mont-Saint-Martin to Kostinbrod | 951.60 mi (1,531.46 km) |
| Mont-Saint-Martin to Kozloduy | 936.61 mi (1,507.32 km) |
| Mont-Saint-Martin to Kyustendil | 951.62 mi (1,531.49 km) |
| Mont-Saint-Martin to Levski | 1,011.39 mi (1,627.67 km) |
| Mont-Saint-Martin to Lom | 914.01 mi (1,470.96 km) |
| Mont-Saint-Martin to Lovech | 1,002.22 mi (1,612.92 km) |
| Mont-Saint-Martin to Lukovit | 976.48 mi (1,571.49 km) |
| Mont-Saint-Martin to Lyaskovets | 1,046.06 mi (1,683.47 km) |
| Mont-Saint-Martin to Mezdra | 958.73 mi (1,542.93 km) |
| Mont-Saint-Martin to Momchilgrad | 1,094.86 mi (1,762.01 km) |
