| Bollene to Karlovo | 1,009.71 mi (1,624.97 km) |
| Bollene to Karnobat | 1,117.49 mi (1,798.42 km) |
| Bollene to Kavarna | 1,172.41 mi (1,886.82 km) |
| Bollene to Kazanlak | 1,039.46 mi (1,672.84 km) |
| Bollene to Knezha | 962.00 mi (1,548.20 km) |
| Bollene to Kostinbrod | 928.36 mi (1,494.04 km) |
| Bollene to Kozloduy | 941.57 mi (1,515.31 km) |
| Bollene to Kyustendil | 910.69 mi (1,465.62 km) |
| Bollene to Levski | 1,015.48 mi (1,634.26 km) |
| Bollene to Lom | 916.69 mi (1,475.26 km) |
| Bollene to Lovech | 997.99 mi (1,606.12 km) |
| Bollene to Lukovit | 969.91 mi (1,560.91 km) |
| Bollene to Lyaskovets | 1,047.86 mi (1,686.37 km) |
| Bollene to Mezdra | 947.51 mi (1,524.86 km) |
| Bollene to Momchilgrad | 1,060.08 mi (1,706.04 km) |
