| Middlesex to Karlovo | 4,801.78 mi (7,727.71 km) |
| Middlesex to Karnobat | 4,890.07 mi (7,869.80 km) |
| Middlesex to Kavarna | 4,909.44 mi (7,900.98 km) |
| Middlesex to Kazanlak | 4,826.96 mi (7,768.24 km) |
| Middlesex to Knezha | 4,737.20 mi (7,623.78 km) |
| Middlesex to Kostinbrod | 4,729.71 mi (7,611.74 km) |
| Middlesex to Kozloduy | 4,711.53 mi (7,582.47 km) |
| Middlesex to Kyustendil | 4,729.36 mi (7,611.16 km) |
| Middlesex to Levski | 4,785.02 mi (7,700.75 km) |
| Middlesex to Lom | 4,689.76 mi (7,547.45 km) |
| Middlesex to Lovech | 4,777.82 mi (7,689.16 km) |
| Middlesex to Lukovit | 4,752.84 mi (7,648.96 km) |
| Middlesex to Lyaskovets | 4,819.57 mi (7,756.34 km) |
| Middlesex to Mezdra | 4,735.91 mi (7,621.72 km) |
| Middlesex to Momchilgrad | 4,873.02 mi (7,842.37 km) |
