| Monistrol-sur-Loire to Karlovo | 1,039.35 mi (1,672.67 km) |
| Monistrol-sur-Loire to Karnobat | 1,145.27 mi (1,843.13 km) |
| Monistrol-sur-Loire to Kavarna | 1,195.83 mi (1,924.51 km) |
| Monistrol-sur-Loire to Kazanlak | 1,068.68 mi (1,719.88 km) |
| Monistrol-sur-Loire to Knezha | 988.18 mi (1,590.33 km) |
| Monistrol-sur-Loire to Kostinbrod | 958.66 mi (1,542.81 km) |
| Monistrol-sur-Loire to Kozloduy | 966.58 mi (1,555.56 km) |
| Monistrol-sur-Loire to Kyustendil | 944.16 mi (1,519.48 km) |
| Monistrol-sur-Loire to Levski | 1,041.50 mi (1,676.14 km) |
| Monistrol-sur-Loire to Lom | 941.83 mi (1,515.73 km) |
| Monistrol-sur-Loire to Lovech | 1,025.43 mi (1,650.28 km) |
| Monistrol-sur-Loire to Lukovit | 997.49 mi (1,605.30 km) |
| Monistrol-sur-Loire to Lyaskovets | 1,074.65 mi (1,729.49 km) |
| Monistrol-sur-Loire to Mezdra | 975.73 mi (1,570.28 km) |
| Monistrol-sur-Loire to Momchilgrad | 1,093.95 mi (1,760.54 km) |
