| Ferney-Voltaire to Karlovo | 952.95 mi (1,533.63 km) |
| Ferney-Voltaire to Karnobat | 1,056.33 mi (1,700.00 km) |
| Ferney-Voltaire to Kavarna | 1,102.32 mi (1,774.01 km) |
| Ferney-Voltaire to Kazanlak | 981.67 mi (1,579.84 km) |
| Ferney-Voltaire to Knezha | 898.34 mi (1,445.74 km) |
| Ferney-Voltaire to Kostinbrod | 873.50 mi (1,405.77 km) |
| Ferney-Voltaire to Kozloduy | 875.66 mi (1,409.24 km) |
| Ferney-Voltaire to Kyustendil | 862.85 mi (1,388.62 km) |
| Ferney-Voltaire to Levski | 951.21 mi (1,530.82 km) |
| Ferney-Voltaire to Lom | 851.19 mi (1,369.86 km) |
| Ferney-Voltaire to Lovech | 936.71 mi (1,507.50 km) |
| Ferney-Voltaire to Lukovit | 909.08 mi (1,463.02 km) |
| Ferney-Voltaire to Lyaskovets | 985.00 mi (1,585.20 km) |
| Ferney-Voltaire to Mezdra | 888.13 mi (1,429.31 km) |
| Ferney-Voltaire to Momchilgrad | 1,012.18 mi (1,628.94 km) |
