| Friesoythe to Karlovo | 1,059.10 mi (1,704.46 km) |
| Friesoythe to Karnobat | 1,134.92 mi (1,826.47 km) |
| Friesoythe to Kavarna | 1,145.35 mi (1,843.26 km) |
| Friesoythe to Kazanlak | 1,080.61 mi (1,739.08 km) |
| Friesoythe to Knezha | 990.71 mi (1,594.40 km) |
| Friesoythe to Kostinbrod | 997.43 mi (1,605.21 km) |
| Friesoythe to Kozloduy | 964.46 mi (1,552.15 km) |
| Friesoythe to Kyustendil | 1,009.25 mi (1,624.23 km) |
| Friesoythe to Levski | 1,033.53 mi (1,663.30 km) |
| Friesoythe to Lom | 945.54 mi (1,521.70 km) |
| Friesoythe to Lovech | 1,030.87 mi (1,659.02 km) |
| Friesoythe to Lukovit | 1,008.84 mi (1,623.58 km) |
| Friesoythe to Lyaskovets | 1,067.16 mi (1,717.43 km) |
| Friesoythe to Mezdra | 995.79 mi (1,602.56 km) |
| Friesoythe to Momchilgrad | 1,137.65 mi (1,830.88 km) |
