| Belper to Karlovo | 1,402.64 mi (2,257.32 km) |
| Belper to Karnobat | 1,488.72 mi (2,395.86 km) |
| Belper to Kavarna | 1,509.00 mi (2,428.50 km) |
| Belper to Kazanlak | 1,427.00 mi (2,296.54 km) |
| Belper to Knezha | 1,336.94 mi (2,151.59 km) |
| Belper to Kostinbrod | 1,333.25 mi (2,145.65 km) |
| Belper to Kozloduy | 1,311.08 mi (2,109.97 km) |
| Belper to Kyustendil | 1,337.15 mi (2,151.94 km) |
| Belper to Levski | 1,383.99 mi (2,227.32 km) |
| Belper to Lom | 1,289.82 mi (2,075.77 km) |
| Belper to Lovech | 1,377.59 mi (2,217.01 km) |
| Belper to Lukovit | 1,353.18 mi (2,177.74 km) |
| Belper to Lyaskovets | 1,418.46 mi (2,282.79 km) |
| Belper to Mezdra | 1,337.16 mi (2,151.95 km) |
| Belper to Momchilgrad | 1,476.42 mi (2,376.06 km) |
