| Markham to Karlovo | 5,261.84 mi (8,468.11 km) |
| Markham to Karnobat | 5,340.22 mi (8,594.26 km) |
| Markham to Kavarna | 5,347.57 mi (8,606.09 km) |
| Markham to Kazanlak | 5,284.53 mi (8,504.62 km) |
| Markham to Knezha | 5,194.34 mi (8,359.49 km) |
| Markham to Kostinbrod | 5,195.62 mi (8,361.54 km) |
| Markham to Kozloduy | 5,168.16 mi (8,317.35 km) |
| Markham to Kyustendil | 5,201.40 mi (8,370.85 km) |
| Markham to Levski | 5,238.43 mi (8,430.45 km) |
| Markham to Lom | 5,148.26 mi (8,285.33 km) |
| Markham to Lovech | 5,234.78 mi (8,424.56 km) |
| Markham to Lukovit | 5,211.78 mi (8,387.56 km) |
| Markham to Lyaskovets | 5,272.25 mi (8,484.86 km) |
| Markham to Mezdra | 5,197.29 mi (8,364.23 km) |
| Markham to Momchilgrad | 5,338.12 mi (8,590.88 km) |
