| Middelharnis to Karlovo | 1,149.01 mi (1,849.15 km) |
| Middelharnis to Karnobat | 1,234.92 mi (1,987.42 km) |
| Middelharnis to Kavarna | 1,255.96 mi (2,021.27 km) |
| Middelharnis to Kazanlak | 1,173.26 mi (1,888.18 km) |
| Middelharnis to Knezha | 1,083.17 mi (1,743.19 km) |
| Middelharnis to Kostinbrod | 1,080.13 mi (1,738.30 km) |
| Middelharnis to Kozloduy | 1,057.29 mi (1,701.54 km) |
| Middelharnis to Kyustendil | 1,084.96 mi (1,746.07 km) |
| Middelharnis to Levski | 1,130.17 mi (1,818.83 km) |
| Middelharnis to Lom | 1,036.10 mi (1,667.44 km) |
| Middelharnis to Lovech | 1,123.82 mi (1,808.61 km) |
| Middelharnis to Lukovit | 1,099.49 mi (1,769.46 km) |
| Middelharnis to Lyaskovets | 1,164.64 mi (1,874.31 km) |
| Middelharnis to Mezdra | 1,083.62 mi (1,743.91 km) |
| Middelharnis to Momchilgrad | 1,223.18 mi (1,968.52 km) |
