| Mentor to Karlovo | 5,021.21 mi (8,080.86 km) |
| Mentor to Karnobat | 5,104.06 mi (8,214.19 km) |
| Mentor to Kavarna | 5,116.65 mi (8,234.45 km) |
| Mentor to Kazanlak | 5,045.03 mi (8,119.19 km) |
| Mentor to Knezha | 4,954.82 mi (7,974.01 km) |
| Mentor to Kostinbrod | 4,952.33 mi (7,970.00 km) |
| Mentor to Kozloduy | 4,928.80 mi (7,932.13 km) |
| Mentor to Kyustendil | 4,955.49 mi (7,975.09 km) |
| Mentor to Levski | 5,000.62 mi (8,047.73 km) |
| Mentor to Lom | 4,908.05 mi (7,898.74 km) |
| Mentor to Lovech | 4,995.43 mi (8,039.37 km) |
| Mentor to Lukovit | 4,971.53 mi (8,000.90 km) |
| Mentor to Lyaskovets | 5,034.83 mi (8,102.78 km) |
| Mentor to Mezdra | 4,955.95 mi (7,975.83 km) |
| Mentor to Momchilgrad | 5,095.50 mi (8,200.41 km) |
