| Monterotondo to Karlovo | 623.32 mi (1,003.14 km) |
| Monterotondo to Karnobat | 733.92 mi (1,181.13 km) |
| Monterotondo to Kavarna | 802.01 mi (1,290.71 km) |
| Monterotondo to Kazanlak | 653.48 mi (1,051.67 km) |
| Monterotondo to Knezha | 589.61 mi (948.89 km) |
| Monterotondo to Kostinbrod | 542.77 mi (873.51 km) |
| Monterotondo to Kozloduy | 574.63 mi (924.78 km) |
| Monterotondo to Kyustendil | 515.48 mi (829.58 km) |
| Monterotondo to Levski | 641.33 mi (1,032.12 km) |
| Monterotondo to Lom | 550.64 mi (886.16 km) |
| Monterotondo to Lovech | 619.49 mi (996.98 km) |
| Monterotondo to Lukovit | 592.05 mi (952.82 km) |
| Monterotondo to Lyaskovets | 669.77 mi (1,077.89 km) |
| Monterotondo to Mezdra | 568.36 mi (914.69 km) |
| Monterotondo to Momchilgrad | 659.73 mi (1,061.73 km) |
