| Laredo to Karlovo | 1,419.36 mi (2,284.25 km) |
| Laredo to Karnobat | 1,527.64 mi (2,458.51 km) |
| Laredo to Kavarna | 1,583.17 mi (2,547.86 km) |
| Laredo to Kazanlak | 1,449.23 mi (2,332.31 km) |
| Laredo to Knezha | 1,372.59 mi (2,208.96 km) |
| Laredo to Kostinbrod | 1,337.87 mi (2,153.09 km) |
| Laredo to Kozloduy | 1,352.28 mi (2,176.29 km) |
| Laredo to Kyustendil | 1,318.68 mi (2,122.21 km) |
| Laredo to Levski | 1,426.07 mi (2,295.03 km) |
| Laredo to Lom | 1,327.39 mi (2,136.23 km) |
| Laredo to Lovech | 1,408.32 mi (2,266.47 km) |
| Laredo to Lukovit | 1,380.22 mi (2,221.25 km) |
| Laredo to Lyaskovets | 1,458.30 mi (2,346.90 km) |
| Laredo to Mezdra | 1,357.68 mi (2,184.98 km) |
| Laredo to Momchilgrad | 1,467.45 mi (2,361.64 km) |
