| Tring to Karlovo | 1,342.27 mi (2,160.18 km) |
| Tring to Karnobat | 1,431.78 mi (2,304.23 km) |
| Tring to Kavarna | 1,456.42 mi (2,343.87 km) |
| Tring to Kazanlak | 1,367.52 mi (2,200.81 km) |
| Tring to Knezha | 1,277.88 mi (2,056.55 km) |
| Tring to Kostinbrod | 1,270.74 mi (2,045.06 km) |
| Tring to Kozloduy | 1,252.31 mi (2,015.40 km) |
| Tring to Kyustendil | 1,272.28 mi (2,047.54 km) |
| Tring to Levski | 1,326.24 mi (2,134.38 km) |
| Tring to Lom | 1,230.36 mi (1,980.07 km) |
| Tring to Lovech | 1,318.48 mi (2,121.89 km) |
| Tring to Lukovit | 1,293.36 mi (2,081.47 km) |
| Tring to Lyaskovets | 1,360.86 mi (2,190.09 km) |
| Tring to Mezdra | 1,276.43 mi (2,054.21 km) |
| Tring to Momchilgrad | 1,414.10 mi (2,275.77 km) |
