| Bel Air North to Karlovo | 4,922.95 mi (7,922.72 km) |
| Bel Air North to Karnobat | 5,011.05 mi (8,064.51 km) |
| Bel Air North to Kavarna | 5,030.14 mi (8,095.23 km) |
| Bel Air North to Kazanlak | 4,948.09 mi (7,963.18 km) |
| Bel Air North to Knezha | 4,858.30 mi (7,818.68 km) |
| Bel Air North to Kostinbrod | 4,850.97 mi (7,806.89 km) |
| Bel Air North to Kozloduy | 4,832.62 mi (7,777.34 km) |
| Bel Air North to Kyustendil | 4,850.70 mi (7,806.45 km) |
| Bel Air North to Levski | 4,906.06 mi (7,895.54 km) |
| Bel Air North to Lom | 4,810.89 mi (7,742.37 km) |
| Bel Air North to Lovech | 4,898.93 mi (7,884.07 km) |
| Bel Air North to Lukovit | 4,873.98 mi (7,843.91 km) |
| Bel Air North to Lyaskovets | 4,940.60 mi (7,951.12 km) |
| Bel Air North to Mezdra | 4,857.10 mi (7,816.74 km) |
| Bel Air North to Momchilgrad | 4,994.29 mi (8,037.53 km) |
