| Loos to Karlovo | 1,165.36 mi (1,875.46 km) |
| Loos to Karnobat | 1,256.39 mi (2,021.96 km) |
| Loos to Kavarna | 1,283.55 mi (2,065.68 km) |
| Loos to Kazanlak | 1,190.96 mi (1,916.66 km) |
| Loos to Knezha | 1,101.59 mi (1,772.83 km) |
| Loos to Kostinbrod | 1,093.08 mi (1,759.15 km) |
| Loos to Kozloduy | 1,076.18 mi (1,731.95 km) |
| Loos to Kyustendil | 1,093.97 mi (1,760.58 km) |
| Loos to Levski | 1,150.53 mi (1,851.61 km) |
| Loos to Lom | 1,053.93 mi (1,696.14 km) |
| Loos to Lovech | 1,142.13 mi (1,838.07 km) |
| Loos to Lukovit | 1,116.72 mi (1,797.18 km) |
| Loos to Lyaskovets | 1,185.19 mi (1,907.38 km) |
| Loos to Mezdra | 1,099.41 mi (1,769.33 km) |
| Loos to Momchilgrad | 1,236.42 mi (1,989.83 km) |
