| Mastic Beach to Karlovo | 4,725.48 mi (7,604.92 km) |
| Mastic Beach to Karnobat | 4,814.57 mi (7,748.30 km) |
| Mastic Beach to Kavarna | 4,835.01 mi (7,781.19 km) |
| Mastic Beach to Kazanlak | 4,750.86 mi (7,645.77 km) |
| Mastic Beach to Knezha | 4,661.22 mi (7,501.50 km) |
| Mastic Beach to Kostinbrod | 4,652.97 mi (7,488.22 km) |
| Mastic Beach to Kozloduy | 4,635.61 mi (7,460.30 km) |
| Mastic Beach to Kyustendil | 4,652.07 mi (7,486.78 km) |
| Mastic Beach to Levski | 4,709.33 mi (7,578.94 km) |
| Mastic Beach to Lom | 4,613.71 mi (7,425.04 km) |
| Mastic Beach to Lovech | 4,701.82 mi (7,566.85 km) |
| Mastic Beach to Lukovit | 4,676.68 mi (7,526.40 km) |
| Mastic Beach to Lyaskovets | 4,743.91 mi (7,634.58 km) |
| Mastic Beach to Mezdra | 4,659.56 mi (7,498.83 km) |
| Mastic Beach to Momchilgrad | 4,796.22 mi (7,718.77 km) |
