| Port Lavaca to Mankato (Minnesota) | 1,084.54 mi (1,745.39 km) |
| Port Lavaca to Manor (Texas) | 131.60 mi (211.79 km) |
| Port Lavaca to Manorville (New York) | 1,587.78 mi (2,555.29 km) |
| Port Lavaca to Mansfield (Ohio) | 1,157.23 mi (1,862.38 km) |
| Port Lavaca to Mansfield (Texas) | 274.55 mi (441.85 km) |
| Port Lavaca to Manteca (California) | 1,550.74 mi (2,495.68 km) |
| Port Lavaca to Manville (New Jersey) | 1,493.46 mi (2,403.49 km) |
| Port Lavaca to Maple Grove (Minnesota) | 1,152.51 mi (1,854.79 km) |
| Port Lavaca to Maple Heights (Ohio) | 1,224.34 mi (1,970.39 km) |
| Port Lavaca to Maple Valley (Washington) | 1,879.23 mi (3,024.33 km) |
| Port Lavaca to Mapleton (Utah) | 1,162.25 mi (1,870.47 km) |
| Port Lavaca to Maplewood (Minnesota) | 1,147.90 mi (1,847.37 km) |
| Port Lavaca to Marana (Arizona) | 903.10 mi (1,453.40 km) |
| Port Lavaca to Marco Island (Florida) | 934.67 mi (1,504.21 km) |
| Port Lavaca to Margate (Florida) | 1,019.08 mi (1,640.06 km) |
