| Opelousas to Mankato (Minnesota) | 948.52 mi (1,526.50 km) |
| Opelousas to Manor (Texas) | 324.30 mi (521.91 km) |
| Opelousas to Manorville (New York) | 1,292.08 mi (2,079.41 km) |
| Opelousas to Mansfield (Ohio) | 886.68 mi (1,426.98 km) |
| Opelousas to Mansfield (Texas) | 328.58 mi (528.80 km) |
| Opelousas to Manteca (California) | 1,732.25 mi (2,787.78 km) |
| Opelousas to Manville (New Jersey) | 1,198.97 mi (1,929.56 km) |
| Opelousas to Maple Grove (Minnesota) | 1,010.41 mi (1,626.10 km) |
| Opelousas to Maple Heights (Ohio) | 953.17 mi (1,533.98 km) |
| Opelousas to Maple Valley (Washington) | 1,966.18 mi (3,164.27 km) |
| Opelousas to Mapleton (Utah) | 1,279.03 mi (2,058.39 km) |
| Opelousas to Maplewood (Minnesota) | 1,000.33 mi (1,609.87 km) |
| Opelousas to Marana (Arizona) | 1,130.13 mi (1,818.76 km) |
| Opelousas to Marco Island (Florida) | 706.75 mi (1,137.40 km) |
| Opelousas to Margate (Florida) | 779.16 mi (1,253.94 km) |
