| Knowle to Karlovo | 1,398.26 mi (2,250.28 km) |
| Knowle to Karnobat | 1,486.53 mi (2,392.34 km) |
| Knowle to Kavarna | 1,509.46 mi (2,429.24 km) |
| Knowle to Kazanlak | 1,423.20 mi (2,290.41 km) |
| Knowle to Knezha | 1,333.37 mi (2,145.85 km) |
| Knowle to Kostinbrod | 1,327.45 mi (2,136.33 km) |
| Knowle to Kozloduy | 1,307.68 mi (2,104.51 km) |
| Knowle to Kyustendil | 1,329.78 mi (2,140.08 km) |
| Knowle to Levski | 1,381.26 mi (2,222.93 km) |
| Knowle to Lom | 1,285.98 mi (2,069.59 km) |
| Knowle to Lovech | 1,374.00 mi (2,211.24 km) |
| Knowle to Lukovit | 1,349.14 mi (2,171.23 km) |
| Knowle to Lyaskovets | 1,415.84 mi (2,278.57 km) |
| Knowle to Mezdra | 1,332.52 mi (2,144.49 km) |
| Knowle to Momchilgrad | 1,470.79 mi (2,367.00 km) |
