| North Potomac to Luzzara | 4,301.23 mi (6,922.16 km) |
| North Potomac to Luzzi | 4,743.97 mi (7,634.69 km) |
| North Potomac to Macerata | 4,477.67 mi (7,206.12 km) |
| North Potomac to Macerata Campania | 4,593.98 mi (7,393.30 km) |
| North Potomac to Macomer | 4,376.38 mi (7,043.10 km) |
| North Potomac to Maddaloni | 4,600.35 mi (7,403.55 km) |
| North Potomac to Magenta | 4,207.61 mi (6,771.50 km) |
| North Potomac to Magione | 4,428.69 mi (7,127.29 km) |
| North Potomac to Maglie | 4,799.55 mi (7,724.13 km) |
| North Potomac to Magnago | 4,200.63 mi (6,760.26 km) |
| North Potomac to Malalbergo | 4,346.02 mi (6,994.24 km) |
| North Potomac to Malnate | 4,197.06 mi (6,754.51 km) |
| North Potomac to Malo | 4,308.90 mi (6,934.50 km) |
| North Potomac to Mandello del Lario | 4,211.82 mi (6,778.27 km) |
| North Potomac to Manduria | 4,766.74 mi (7,671.33 km) |
