| Laredo to Melzo | 648.01 mi (1,042.88 km) |
| Laredo to Mendicino | 1,053.88 mi (1,696.06 km) |
| Laredo to Menfi | 947.12 mi (1,524.25 km) |
| Laredo to Mentana | 819.69 mi (1,319.16 km) |
| Laredo to Merano | 744.71 mi (1,198.50 km) |
| Laredo to Merate | 650.94 mi (1,047.58 km) |
| Laredo to Mercato San Severino | 947.41 mi (1,524.71 km) |
| Laredo to Mercogliano | 943.43 mi (1,518.30 km) |
| Laredo to Mesagne | 1,103.71 mi (1,776.25 km) |
| Laredo to Messina | 1,052.52 mi (1,693.86 km) |
| Laredo to Mestre | 783.68 mi (1,261.20 km) |
| Laredo to Mestrino | 760.68 mi (1,224.19 km) |
| Laredo to Milan | 636.82 mi (1,024.86 km) |
| Laredo to Milazzo | 1,036.34 mi (1,667.83 km) |
| Laredo to Minerbio | 743.05 mi (1,195.82 km) |
