| Hoorn to Karlovo | 1,143.62 mi (1,840.48 km) |
| Hoorn to Karnobat | 1,225.06 mi (1,971.54 km) |
| Hoorn to Kavarna | 1,241.04 mi (1,997.27 km) |
| Hoorn to Kazanlak | 1,166.68 mi (1,877.59 km) |
| Hoorn to Knezha | 1,076.45 mi (1,732.38 km) |
| Hoorn to Kostinbrod | 1,077.80 mi (1,734.55 km) |
| Hoorn to Kozloduy | 1,050.32 mi (1,690.33 km) |
| Hoorn to Kyustendil | 1,085.71 mi (1,747.28 km) |
| Hoorn to Levski | 1,121.65 mi (1,805.11 km) |
| Hoorn to Lom | 1,030.11 mi (1,657.80 km) |
| Hoorn to Lovech | 1,116.98 mi (1,797.61 km) |
| Hoorn to Lukovit | 1,093.64 mi (1,760.04 km) |
| Hoorn to Lyaskovets | 1,155.81 mi (1,860.09 km) |
| Hoorn to Mezdra | 1,079.00 mi (1,736.48 km) |
| Hoorn to Momchilgrad | 1,219.95 mi (1,963.33 km) |
