| River Ridge to Manerbio | 5,234.54 mi (8,424.18 km) |
| River Ridge to Manfredonia | 5,615.14 mi (9,036.69 km) |
| River Ridge to Maniago | 5,316.32 mi (8,555.78 km) |
| River Ridge to Mantova | 5,269.58 mi (8,480.57 km) |
| River Ridge to Maranello | 5,293.68 mi (8,519.36 km) |
| River Ridge to Marano di Napoli | 5,565.92 mi (8,957.49 km) |
| River Ridge to Marano Vicentino | 5,278.57 mi (8,495.03 km) |
| River Ridge to Marcianise | 5,566.26 mi (8,958.02 km) |
| River Ridge to Marcon | 5,319.95 mi (8,561.64 km) |
| River Ridge to Mareno di Piave | 5,312.33 mi (8,549.36 km) |
| River Ridge to Margherita di Savoia | 5,635.25 mi (9,069.06 km) |
| River Ridge to Mariano Comense | 5,183.13 mi (8,341.45 km) |
| River Ridge to Marigliano | 5,576.55 mi (8,974.59 km) |
| River Ridge to Marino | 5,467.60 mi (8,799.26 km) |
| River Ridge to Marostica | 5,286.37 mi (8,507.59 km) |
