| Walnut Creek to Miranda de Ebro | 5,685.05 mi (9,149.20 km) |
| Walnut Creek to Mislata | 5,936.37 mi (9,553.67 km) |
| Walnut Creek to Moana | 5,491.85 mi (8,838.29 km) |
| Walnut Creek to Moguer | 5,803.15 mi (9,339.27 km) |
| Walnut Creek to Molina de Segura | 5,979.61 mi (9,623.25 km) |
| Walnut Creek to Molins de Rey | 5,921.27 mi (9,529.36 km) |
| Walnut Creek to Mollerusa | 5,871.73 mi (9,449.63 km) |
| Walnut Creek to Mollet | 5,921.52 mi (9,529.76 km) |
| Walnut Creek to Moncada | 5,923.30 mi (9,532.64 km) |
| Walnut Creek to Moncada | 5,933.49 mi (9,549.02 km) |
| Walnut Creek to Monforte de Lemos | 5,527.05 mi (8,894.93 km) |
| Walnut Creek to Monforte del Cid | 5,980.86 mi (9,625.27 km) |
| Walnut Creek to Mongat | 5,927.43 mi (9,539.28 km) |
| Walnut Creek to Monovar | 5,973.98 mi (9,614.19 km) |
| Walnut Creek to Monserrat | 5,935.62 mi (9,552.46 km) |
