| Crystal to Miranda de Ebro | 4,255.23 mi (6,848.14 km) |
| Crystal to Mislata | 4,494.57 mi (7,233.31 km) |
| Crystal to Moana | 4,029.58 mi (6,484.99 km) |
| Crystal to Moguer | 4,314.30 mi (6,943.20 km) |
| Crystal to Molina de Segura | 4,522.91 mi (7,278.92 km) |
| Crystal to Molins de Rey | 4,509.44 mi (7,257.25 km) |
| Crystal to Mollerusa | 4,454.94 mi (7,169.53 km) |
| Crystal to Mollet | 4,511.94 mi (7,261.26 km) |
| Crystal to Moncada | 4,513.16 mi (7,263.23 km) |
| Crystal to Moncada | 4,492.34 mi (7,229.72 km) |
| Crystal to Monforte de Lemos | 4,072.40 mi (6,553.89 km) |
| Crystal to Monforte del Cid | 4,529.10 mi (7,288.89 km) |
| Crystal to Mongat | 4,517.69 mi (7,270.52 km) |
| Crystal to Monovar | 4,522.06 mi (7,277.55 km) |
| Crystal to Monserrat | 4,491.87 mi (7,228.97 km) |
