| Grand Forks to Karlovo | 5,249.35 mi (8,448.01 km) |
| Grand Forks to Karnobat | 5,313.88 mi (8,551.87 km) |
| Grand Forks to Kavarna | 5,306.85 mi (8,540.54 km) |
| Grand Forks to Kazanlak | 5,268.46 mi (8,478.77 km) |
| Grand Forks to Knezha | 5,180.02 mi (8,336.43 km) |
| Grand Forks to Kostinbrod | 5,191.88 mi (8,355.53 km) |
| Grand Forks to Kozloduy | 5,153.87 mi (8,294.35 km) |
| Grand Forks to Kyustendil | 5,205.08 mi (8,376.77 km) |
| Grand Forks to Levski | 5,218.52 mi (8,398.39 km) |
| Grand Forks to Lom | 5,136.72 mi (8,266.76 km) |
| Grand Forks to Lovech | 5,219.21 mi (8,399.50 km) |
| Grand Forks to Lukovit | 5,199.19 mi (8,367.29 km) |
| Grand Forks to Lyaskovets | 5,250.61 mi (8,450.04 km) |
| Grand Forks to Mezdra | 5,188.00 mi (8,349.28 km) |
| Grand Forks to Momchilgrad | 5,329.89 mi (8,577.63 km) |
