| Cave to Mislata | 717.46 mi (1,154.64 km) |
| Cave to Moana | 1,109.94 mi (1,786.28 km) |
| Cave to Moguer | 1,096.33 mi (1,764.37 km) |
| Cave to Molina de Segura | 792.11 mi (1,274.77 km) |
| Cave to Molins de Rey | 564.26 mi (908.08 km) |
| Cave to Mollerusa | 620.36 mi (998.38 km) |
| Cave to Mollet | 553.34 mi (890.52 km) |
| Cave to Moncada | 554.85 mi (892.95 km) |
| Cave to Moncada | 715.01 mi (1,150.69 km) |
| Cave to Monforte de Lemos | 1,045.82 mi (1,683.09 km) |
| Cave to Monforte del Cid | 759.21 mi (1,221.83 km) |
| Cave to Mongat | 550.31 mi (885.63 km) |
| Cave to Monovar | 763.09 mi (1,228.08 km) |
| Cave to Monserrat | 729.45 mi (1,173.94 km) |
| Cave to Montijo | 1,046.27 mi (1,683.80 km) |
