| Rio Tinto to Karlovo | 1,707.53 mi (2,748.00 km) |
| Rio Tinto to Karnobat | 1,817.01 mi (2,924.19 km) |
| Rio Tinto to Kavarna | 1,876.21 mi (3,019.46 km) |
| Rio Tinto to Kazanlak | 1,737.62 mi (2,796.42 km) |
| Rio Tinto to Knezha | 1,664.11 mi (2,678.13 km) |
| Rio Tinto to Kostinbrod | 1,625.93 mi (2,616.69 km) |
| Rio Tinto to Kozloduy | 1,644.85 mi (2,647.13 km) |
| Rio Tinto to Kyustendil | 1,603.76 mi (2,581.00 km) |
| Rio Tinto to Levski | 1,717.48 mi (2,764.02 km) |
| Rio Tinto to Lom | 1,619.97 mi (2,607.09 km) |
| Rio Tinto to Lovech | 1,698.59 mi (2,733.61 km) |
| Rio Tinto to Lukovit | 1,670.51 mi (2,688.42 km) |
| Rio Tinto to Lyaskovets | 1,748.90 mi (2,814.58 km) |
| Rio Tinto to Mezdra | 1,647.53 mi (2,651.44 km) |
| Rio Tinto to Momchilgrad | 1,750.82 mi (2,817.67 km) |
