| Someren to Karlovo | 1,078.18 mi (1,735.16 km) |
| Someren to Karnobat | 1,163.85 mi (1,873.04 km) |
| Someren to Kavarna | 1,184.94 mi (1,906.98 km) |
| Someren to Kazanlak | 1,102.34 mi (1,774.04 km) |
| Someren to Knezha | 1,012.23 mi (1,629.02 km) |
| Someren to Kostinbrod | 1,009.61 mi (1,624.82 km) |
| Someren to Kozloduy | 986.33 mi (1,587.34 km) |
| Someren to Kyustendil | 1,014.90 mi (1,633.33 km) |
| Someren to Levski | 1,059.13 mi (1,704.51 km) |
| Someren to Lom | 965.20 mi (1,553.34 km) |
| Someren to Lovech | 1,052.87 mi (1,694.43 km) |
| Someren to Lukovit | 1,028.61 mi (1,655.39 km) |
| Someren to Lyaskovets | 1,093.59 mi (1,759.97 km) |
| Someren to Mezdra | 1,012.84 mi (1,630.01 km) |
| Someren to Momchilgrad | 1,152.59 mi (1,854.91 km) |
