| River Ridge to Miranda de Ebro | 4,723.52 mi (7,601.77 km) |
| River Ridge to Mislata | 4,929.92 mi (7,933.93 km) |
| River Ridge to Moana | 4,454.13 mi (7,168.23 km) |
| River Ridge to Moguer | 4,667.13 mi (7,511.02 km) |
| River Ridge to Molina de Segura | 4,930.38 mi (7,934.68 km) |
| River Ridge to Molins de Rey | 4,991.47 mi (8,032.99 km) |
| River Ridge to Mollerusa | 4,932.48 mi (7,938.07 km) |
| River Ridge to Mollet | 4,997.13 mi (8,042.10 km) |
| River Ridge to Moncada | 4,997.47 mi (8,042.65 km) |
| River Ridge to Moncada | 4,928.92 mi (7,932.32 km) |
| River Ridge to Monforte de Lemos | 4,508.68 mi (7,256.01 km) |
| River Ridge to Monforte del Cid | 4,945.22 mi (7,958.55 km) |
| River Ridge to Mongat | 5,002.33 mi (8,050.47 km) |
| River Ridge to Monovar | 4,938.26 mi (7,947.36 km) |
| River Ridge to Monserrat | 4,924.04 mi (7,924.48 km) |
