| Lier to Karlovo | 1,340.17 mi (2,156.80 km) |
| Lier to Karnobat | 1,385.29 mi (2,229.41 km) |
| Lier to Kavarna | 1,365.85 mi (2,198.13 km) |
| Lier to Kazanlak | 1,353.54 mi (2,178.31 km) |
| Lier to Knezha | 1,271.54 mi (2,046.35 km) |
| Lier to Kostinbrod | 1,299.51 mi (2,091.36 km) |
| Lier to Kozloduy | 1,246.79 mi (2,006.51 km) |
| Lier to Kyustendil | 1,324.94 mi (2,132.28 km) |
| Lier to Levski | 1,300.62 mi (2,093.14 km) |
| Lier to Lom | 1,234.84 mi (1,987.28 km) |
| Lier to Lovech | 1,307.10 mi (2,103.57 km) |
| Lier to Lukovit | 1,292.31 mi (2,079.78 km) |
| Lier to Lyaskovets | 1,329.34 mi (2,139.36 km) |
| Lier to Mezdra | 1,286.77 mi (2,070.86 km) |
| Lier to Momchilgrad | 1,423.01 mi (2,290.11 km) |
