| Middelkerke to Karnobat | 1,276.33 mi (2,054.05 km) |
| Middelkerke to Kavarna | 1,301.11 mi (2,093.93 km) |
| Middelkerke to Kazanlak | 1,212.27 mi (1,950.96 km) |
| Middelkerke to Knezha | 1,122.56 mi (1,806.59 km) |
| Middelkerke to Kostinbrod | 1,116.04 mi (1,796.09 km) |
| Middelkerke to Kozloduy | 1,096.96 mi (1,765.39 km) |
| Middelkerke to Kyustendil | 1,118.31 mi (1,799.74 km) |
| Middelkerke to Levski | 1,170.82 mi (1,884.25 km) |
| Middelkerke to Lom | 1,075.09 mi (1,730.18 km) |
| Middelkerke to Lovech | 1,163.18 mi (1,871.95 km) |
| Middelkerke to Lukovit | 1,138.15 mi (1,831.67 km) |
| Middelkerke to Lyaskovets | 1,205.43 mi (1,939.96 km) |
| Middelkerke to Mezdra | 1,121.35 mi (1,804.64 km) |
| Middelkerke to Momchilgrad | 1,259.38 mi (2,026.78 km) |
| Middelkerke to Montana | 1,091.43 mi (1,756.48 km) |
