| Cologno al Serio to Karlovo | 775.13 mi (1,247.45 km) |
| Cologno al Serio to Karnobat | 879.44 mi (1,415.32 km) |
| Cologno al Serio to Kavarna | 927.89 mi (1,493.30 km) |
| Cologno al Serio to Kazanlak | 804.05 mi (1,293.99 km) |
| Cologno al Serio to Knezha | 721.74 mi (1,161.53 km) |
| Cologno al Serio to Kostinbrod | 695.32 mi (1,119.01 km) |
| Cologno al Serio to Kozloduy | 699.57 mi (1,125.85 km) |
| Cologno al Serio to Kyustendil | 684.12 mi (1,100.99 km) |
| Cologno al Serio to Levski | 774.86 mi (1,247.02 km) |
| Cologno al Serio to Lom | 674.94 mi (1,086.21 km) |
| Cologno al Serio to Lovech | 759.67 mi (1,222.56 km) |
| Cologno al Serio to Lukovit | 731.89 mi (1,177.86 km) |
| Cologno al Serio to Lyaskovets | 808.37 mi (1,300.95 km) |
| Cologno al Serio to Mezdra | 710.64 mi (1,143.66 km) |
| Cologno al Serio to Momchilgrad | 833.53 mi (1,341.43 km) |
