| Duluth to Marsala | 4,968.85 mi (7,996.60 km) |
| Duluth to Marsciano | 4,714.43 mi (7,587.15 km) |
| Duluth to Martano | 5,063.31 mi (8,148.60 km) |
| Duluth to Martellago | 4,581.94 mi (7,373.92 km) |
| Duluth to Martina Franca | 5,003.53 mi (8,052.41 km) |
| Duluth to Martinengo | 4,496.20 mi (7,235.93 km) |
| Duluth to Martinsicuro | 4,772.91 mi (7,681.25 km) |
| Duluth to Mascali | 5,075.44 mi (8,168.13 km) |
| Duluth to Mascalucia | 5,079.10 mi (8,174.02 km) |
| Duluth to Masera di Padova | 4,582.66 mi (7,375.07 km) |
| Duluth to Maserada sul Piave | 4,577.83 mi (7,367.30 km) |
| Duluth to Massa | 4,581.41 mi (7,373.07 km) |
| Duluth to Massa Lombarda | 4,622.19 mi (7,438.69 km) |
| Duluth to Massafra | 5,001.76 mi (8,049.56 km) |
| Duluth to Massalubrense | 4,900.43 mi (7,886.47 km) |
