| Heek to Karlovo | 1,051.03 mi (1,691.47 km) |
| Heek to Karnobat | 1,131.90 mi (1,821.61 km) |
| Heek to Kavarna | 1,147.74 mi (1,847.11 km) |
| Heek to Kazanlak | 1,073.90 mi (1,728.27 km) |
| Heek to Knezha | 983.67 mi (1,583.07 km) |
| Heek to Kostinbrod | 985.84 mi (1,586.56 km) |
| Heek to Kozloduy | 957.52 mi (1,540.99 km) |
| Heek to Kyustendil | 994.54 mi (1,600.56 km) |
| Heek to Levski | 1,028.63 mi (1,655.42 km) |
| Heek to Lom | 937.46 mi (1,508.70 km) |
| Heek to Lovech | 1,024.17 mi (1,648.25 km) |
| Heek to Lukovit | 1,000.99 mi (1,610.94 km) |
| Heek to Lyaskovets | 1,062.75 mi (1,710.33 km) |
| Heek to Mezdra | 986.57 mi (1,587.73 km) |
| Heek to Momchilgrad | 1,127.73 mi (1,814.90 km) |
