| Clay to Masanasa | 4,612.24 mi (7,422.68 km) |
| Clay to Masquefa | 4,654.80 mi (7,491.18 km) |
| Clay to Matadepera | 4,661.62 mi (7,502.15 km) |
| Clay to Mazarron | 4,621.43 mi (7,437.47 km) |
| Clay to Meco | 4,438.42 mi (7,142.94 km) |
| Clay to Medina del Campo | 4,341.88 mi (6,987.58 km) |
| Clay to Medina Sidonia | 4,423.83 mi (7,119.46 km) |
| Clay to Mejorada del Campo | 4,439.86 mi (7,145.27 km) |
| Clay to Meliana | 4,611.11 mi (7,420.87 km) |
| Clay to Mengibar | 4,487.14 mi (7,221.35 km) |
| Clay to Merida | 4,336.18 mi (6,978.41 km) |
| Clay to Miajadas | 4,342.70 mi (6,988.91 km) |
| Clay to Mieres | 4,251.41 mi (6,841.98 km) |
| Clay to Miguelturra | 4,452.02 mi (7,164.84 km) |
| Clay to Mijas | 4,484.98 mi (7,217.88 km) |
