| Somerset to Karlovo | 4,804.66 mi (7,732.35 km) |
| Somerset to Karnobat | 4,893.01 mi (7,874.54 km) |
| Somerset to Kavarna | 4,912.46 mi (7,905.85 km) |
| Somerset to Kazanlak | 4,829.86 mi (7,772.91 km) |
| Somerset to Knezha | 4,740.10 mi (7,628.46 km) |
| Somerset to Kostinbrod | 4,732.56 mi (7,616.32 km) |
| Somerset to Kozloduy | 4,714.44 mi (7,587.16 km) |
| Somerset to Kyustendil | 4,732.16 mi (7,615.67 km) |
| Somerset to Levski | 4,787.95 mi (7,705.47 km) |
| Somerset to Lom | 4,692.67 mi (7,552.12 km) |
| Somerset to Lovech | 4,780.73 mi (7,693.84 km) |
| Somerset to Lukovit | 4,755.73 mi (7,653.61 km) |
| Somerset to Lyaskovets | 4,822.50 mi (7,761.06 km) |
| Somerset to Mezdra | 4,738.79 mi (7,626.35 km) |
| Somerset to Momchilgrad | 4,875.86 mi (7,846.95 km) |
