| Ferndale to Karlovo | 5,052.92 mi (8,131.90 km) |
| Ferndale to Karnobat | 5,133.78 mi (8,262.01 km) |
| Ferndale to Kavarna | 5,144.03 mi (8,278.51 km) |
| Ferndale to Kazanlak | 5,076.24 mi (8,169.41 km) |
| Ferndale to Knezha | 4,986.00 mi (8,024.19 km) |
| Ferndale to Kostinbrod | 4,985.24 mi (8,022.97 km) |
| Ferndale to Kozloduy | 4,959.89 mi (7,982.17 km) |
| Ferndale to Kyustendil | 4,989.62 mi (8,030.03 km) |
| Ferndale to Levski | 5,031.04 mi (8,096.68 km) |
| Ferndale to Lom | 4,939.53 mi (7,949.40 km) |
| Ferndale to Lovech | 5,026.55 mi (8,089.45 km) |
| Ferndale to Lukovit | 5,003.05 mi (8,051.63 km) |
| Ferndale to Lyaskovets | 5,065.09 mi (8,151.47 km) |
| Ferndale to Mezdra | 4,987.96 mi (8,027.35 km) |
| Ferndale to Momchilgrad | 5,128.16 mi (8,252.98 km) |
