| Calne to Miranda de Ebro | 606.45 mi (975.99 km) |
| Calne to Mislata | 830.09 mi (1,335.90 km) |
| Calne to Moana | 707.55 mi (1,138.68 km) |
| Calne to Moguer | 1,006.73 mi (1,620.18 km) |
| Calne to Molina de Segura | 925.49 mi (1,489.43 km) |
| Calne to Molins de Rey | 718.30 mi (1,155.99 km) |
| Calne to Mollerusa | 691.29 mi (1,112.53 km) |
| Calne to Mollet | 712.67 mi (1,146.92 km) |
| Calne to Moncada | 715.63 mi (1,151.70 km) |
| Calne to Moncada | 825.32 mi (1,328.22 km) |
| Calne to Monforte de Lemos | 668.46 mi (1,075.78 km) |
| Calne to Monforte del Cid | 904.39 mi (1,455.48 km) |
| Calne to Mongat | 718.17 mi (1,155.79 km) |
| Calne to Monovar | 900.07 mi (1,448.52 km) |
| Calne to Monserrat | 837.41 mi (1,347.68 km) |
