| Laredo to Mislata | 313.21 mi (504.07 km) |
| Laredo to Moana | 281.51 mi (453.04 km) |
| Laredo to Moguer | 460.93 mi (741.79 km) |
| Laredo to Molina de Segura | 387.72 mi (623.98 km) |
| Laredo to Molins de Rey | 309.28 mi (497.74 km) |
| Laredo to Mollerusa | 251.45 mi (404.68 km) |
| Laredo to Mollet | 314.39 mi (505.96 km) |
| Laredo to Moncada | 314.85 mi (506.70 km) |
| Laredo to Moncada | 309.46 mi (498.03 km) |
| Laredo to Monforte de Lemos | 216.65 mi (348.67 km) |
| Laredo to Monforte del Cid | 374.94 mi (603.40 km) |
| Laredo to Mongat | 319.68 mi (514.48 km) |
| Laredo to Monovar | 369.14 mi (594.07 km) |
| Laredo to Monserrat | 315.77 mi (508.18 km) |
| Laredo to Montijo | 353.05 mi (568.18 km) |
