| Wermelskirchen to Karlovo | 1,013.23 mi (1,630.64 km) |
| Wermelskirchen to Karnobat | 1,098.02 mi (1,767.09 km) |
| Wermelskirchen to Kavarna | 1,118.43 mi (1,799.94 km) |
| Wermelskirchen to Kazanlak | 1,037.13 mi (1,669.10 km) |
| Wermelskirchen to Knezha | 946.96 mi (1,523.98 km) |
| Wermelskirchen to Kostinbrod | 945.44 mi (1,521.54 km) |
| Wermelskirchen to Kozloduy | 921.00 mi (1,482.21 km) |
| Wermelskirchen to Kyustendil | 951.67 mi (1,531.57 km) |
| Wermelskirchen to Levski | 993.51 mi (1,598.91 km) |
| Wermelskirchen to Lom | 900.08 mi (1,448.54 km) |
| Wermelskirchen to Lovech | 987.59 mi (1,589.38 km) |
| Wermelskirchen to Lukovit | 963.55 mi (1,550.68 km) |
| Wermelskirchen to Lyaskovets | 1,027.93 mi (1,654.29 km) |
| Wermelskirchen to Mezdra | 948.07 mi (1,525.77 km) |
| Wermelskirchen to Momchilgrad | 1,088.21 mi (1,751.30 km) |
