| Opelousas to Malvern (Arkansas) | 269.35 mi (433.48 km) |
| Opelousas to Manassas (Virginia) | 1,003.67 mi (1,615.25 km) |
| Opelousas to Manassas Park (Virginia) | 1,006.37 mi (1,619.60 km) |
| Opelousas to Manatí (Puerto Rico) | 1,807.42 mi (2,908.76 km) |
| Opelousas to Manchester (Missouri) | 563.88 mi (907.48 km) |
| Opelousas to Manchester (New Hampshire) | 1,423.84 mi (2,291.45 km) |
| Opelousas to Manchester (Tennessee) | 487.09 mi (783.90 km) |
| Opelousas to Manchester (Virginia) | 960.27 mi (1,545.41 km) |
| Opelousas to Mandan (North Dakota) | 1,220.62 mi (1,964.40 km) |
| Opelousas to Mandeville (Louisiana) | 119.05 mi (191.60 km) |
| Opelousas to Mango (Florida) | 614.41 mi (988.79 km) |
| Opelousas to Manhattan (Kansas) | 650.96 mi (1,047.62 km) |
| Opelousas to Manhattan (New York) | 1,235.60 mi (1,988.51 km) |
| Opelousas to Manhattan Beach (California) | 1,551.55 mi (2,496.98 km) |
| Opelousas to Manitowoc (Wisconsin) | 968.14 mi (1,558.08 km) |
