| Glen Rock to Karlovo | 4,769.70 mi (7,676.09 km) |
| Glen Rock to Karnobat | 4,857.85 mi (7,817.95 km) |
| Glen Rock to Kavarna | 4,877.05 mi (7,848.86 km) |
| Glen Rock to Kazanlak | 4,794.85 mi (7,716.57 km) |
| Glen Rock to Knezha | 4,705.07 mi (7,572.07 km) |
| Glen Rock to Kostinbrod | 4,697.73 mi (7,560.26 km) |
| Glen Rock to Kozloduy | 4,679.38 mi (7,530.74 km) |
| Glen Rock to Kyustendil | 4,697.48 mi (7,559.86 km) |
| Glen Rock to Levski | 4,752.84 mi (7,648.96 km) |
| Glen Rock to Lom | 4,657.65 mi (7,495.76 km) |
| Glen Rock to Lovech | 4,745.70 mi (7,637.46 km) |
| Glen Rock to Lukovit | 4,720.74 mi (7,597.30 km) |
| Glen Rock to Lyaskovets | 4,787.38 mi (7,704.54 km) |
| Glen Rock to Mezdra | 4,703.85 mi (7,570.12 km) |
| Glen Rock to Momchilgrad | 4,841.05 mi (7,790.91 km) |
