| Laredo to Masquefa | 297.13 mi (478.18 km) |
| Laredo to Matadepera | 303.68 mi (488.72 km) |
| Laredo to Mazarron | 416.63 mi (670.50 km) |
| Laredo to Meco | 197.69 mi (318.15 km) |
| Laredo to Medina del Campo | 165.10 mi (265.70 km) |
| Laredo to Medina Sidonia | 498.00 mi (801.45 km) |
| Laredo to Mejorada del Campo | 208.51 mi (335.56 km) |
| Laredo to Meliana | 311.79 mi (501.77 km) |
| Laredo to Mengibar | 376.87 mi (606.51 km) |
| Laredo to Merida | 346.95 mi (558.36 km) |
| Laredo to Miajadas | 325.29 mi (523.50 km) |
| Laredo to Mieres | 119.48 mi (192.28 km) |
| Laredo to Miguelturra | 308.58 mi (496.62 km) |
| Laredo to Mijas | 475.24 mi (764.83 km) |
| Laredo to Miranda de Ebro | 55.96 mi (90.05 km) |
