| Middle Island to Karlovo | 4,724.81 mi (7,603.85 km) |
| Middle Island to Karnobat | 4,813.72 mi (7,746.94 km) |
| Middle Island to Kavarna | 4,833.93 mi (7,779.47 km) |
| Middle Island to Kazanlak | 4,750.15 mi (7,644.62 km) |
| Middle Island to Knezha | 4,660.48 mi (7,500.31 km) |
| Middle Island to Kostinbrod | 4,652.40 mi (7,487.31 km) |
| Middle Island to Kozloduy | 4,634.86 mi (7,459.08 km) |
| Middle Island to Kyustendil | 4,651.63 mi (7,486.07 km) |
| Middle Island to Levski | 4,708.53 mi (7,577.64 km) |
| Middle Island to Lom | 4,612.98 mi (7,423.88 km) |
| Middle Island to Lovech | 4,701.09 mi (7,565.67 km) |
| Middle Island to Lukovit | 4,675.98 mi (7,525.27 km) |
| Middle Island to Lyaskovets | 4,743.10 mi (7,633.28 km) |
| Middle Island to Mezdra | 4,658.90 mi (7,497.78 km) |
| Middle Island to Momchilgrad | 4,795.67 mi (7,717.88 km) |
