| Fos-sur-Mer to Karlovo | 1,002.12 mi (1,612.76 km) |
| Fos-sur-Mer to Karnobat | 1,111.10 mi (1,788.15 km) |
| Fos-sur-Mer to Kavarna | 1,169.46 mi (1,882.07 km) |
| Fos-sur-Mer to Kazanlak | 1,032.12 mi (1,661.03 km) |
| Fos-sur-Mer to Knezha | 957.50 mi (1,540.94 km) |
| Fos-sur-Mer to Kostinbrod | 920.53 mi (1,481.46 km) |
| Fos-sur-Mer to Kozloduy | 938.11 mi (1,509.75 km) |
| Fos-sur-Mer to Kyustendil | 900.25 mi (1,448.81 km) |
| Fos-sur-Mer to Levski | 1,010.90 mi (1,626.89 km) |
| Fos-sur-Mer to Lom | 913.23 mi (1,469.70 km) |
| Fos-sur-Mer to Lovech | 992.30 mi (1,596.95 km) |
| Fos-sur-Mer to Lukovit | 964.20 mi (1,551.73 km) |
| Fos-sur-Mer to Lyaskovets | 1,042.53 mi (1,677.78 km) |
| Fos-sur-Mer to Mezdra | 941.36 mi (1,514.97 km) |
| Fos-sur-Mer to Momchilgrad | 1,048.74 mi (1,687.78 km) |
