| Karlovo to Minturno | 575.62 mi (926.37 km) |
| Karlovo to Mira | 657.61 mi (1,058.33 km) |
| Karlovo to Mirandola | 702.03 mi (1,129.81 km) |
| Karlovo to Mirano | 660.12 mi (1,062.36 km) |
| Karlovo to Misano Adriatico | 615.00 mi (989.74 km) |
| Karlovo to Misilmeri | 676.85 mi (1,089.28 km) |
| Karlovo to Missaglia | 793.96 mi (1,277.76 km) |
| Karlovo to Misterbianco | 626.90 mi (1,008.89 km) |
| Karlovo to Modena | 706.78 mi (1,137.45 km) |
| Karlovo to Modica | 665.57 mi (1,071.14 km) |
| Karlovo to Modugno | 426.54 mi (686.44 km) |
| Karlovo to Mogliano Veneto | 654.67 mi (1,053.58 km) |
| Karlovo to Molfetta | 433.36 mi (697.43 km) |
| Karlovo to Molinella | 670.36 mi (1,078.84 km) |
| Karlovo to Moncalieri | 867.23 mi (1,395.67 km) |
