| Mortsel to Karnobat | 1,208.54 mi (1,944.96 km) |
| Mortsel to Kavarna | 1,231.95 mi (1,982.64 km) |
| Mortsel to Kazanlak | 1,145.47 mi (1,843.45 km) |
| Mortsel to Knezha | 1,055.57 mi (1,698.77 km) |
| Mortsel to Kostinbrod | 1,050.63 mi (1,690.83 km) |
| Mortsel to Kozloduy | 1,029.84 mi (1,657.36 km) |
| Mortsel to Kyustendil | 1,054.17 mi (1,696.53 km) |
| Mortsel to Levski | 1,103.31 mi (1,775.60 km) |
| Mortsel to Lom | 1,008.25 mi (1,622.62 km) |
| Mortsel to Lovech | 1,096.21 mi (1,764.18 km) |
| Mortsel to Lukovit | 1,071.48 mi (1,724.37 km) |
| Mortsel to Lyaskovets | 1,137.87 mi (1,831.23 km) |
| Mortsel to Mezdra | 1,055.09 mi (1,698.00 km) |
| Mortsel to Momchilgrad | 1,193.88 mi (1,921.37 km) |
| Mortsel to Montana | 1,025.18 mi (1,649.86 km) |
