| Fountain to Karlovo | 5,987.39 mi (9,635.77 km) |
| Fountain to Karnobat | 6,053.61 mi (9,742.35 km) |
| Fountain to Kavarna | 6,047.86 mi (9,733.08 km) |
| Fountain to Kazanlak | 6,006.98 mi (9,667.29 km) |
| Fountain to Knezha | 5,918.18 mi (9,524.40 km) |
| Fountain to Kostinbrod | 5,928.63 mi (9,541.21 km) |
| Fountain to Kozloduy | 5,891.99 mi (9,482.25 km) |
| Fountain to Kyustendil | 5,940.73 mi (9,560.68 km) |
| Fountain to Levski | 5,957.42 mi (9,587.54 km) |
| Fountain to Lom | 5,874.46 mi (9,454.04 km) |
| Fountain to Lovech | 5,957.59 mi (9,587.81 km) |
| Fountain to Lukovit | 5,937.17 mi (9,554.95 km) |
| Fountain to Lyaskovets | 5,989.75 mi (9,639.57 km) |
| Fountain to Mezdra | 5,925.52 mi (9,536.20 km) |
| Fountain to Momchilgrad | 6,067.50 mi (9,764.69 km) |
