| Valka to Karlovo | 1,046.19 mi (1,683.69 km) |
| Valka to Karnobat | 1,046.49 mi (1,684.17 km) |
| Valka to Kavarna | 995.46 mi (1,602.04 km) |
| Valka to Kazanlak | 1,047.09 mi (1,685.13 km) |
| Valka to Knezha | 989.20 mi (1,591.97 km) |
| Valka to Kostinbrod | 1,040.00 mi (1,673.72 km) |
| Valka to Kozloduy | 971.08 mi (1,562.81 km) |
| Valka to Kyustendil | 1,079.56 mi (1,737.38 km) |
| Valka to Levski | 995.65 mi (1,602.34 km) |
| Valka to Lom | 970.56 mi (1,561.96 km) |
| Valka to Lovech | 1,012.50 mi (1,629.46 km) |
| Valka to Lukovit | 1,009.59 mi (1,624.78 km) |
| Valka to Lyaskovets | 1,013.45 mi (1,630.98 km) |
| Valka to Mezdra | 1,014.82 mi (1,633.20 km) |
| Valka to Momchilgrad | 1,121.91 mi (1,805.54 km) |
