| Opelousas to Altus (Oklahoma) | 508.05 mi (817.63 km) |
| Opelousas to Alum Rock (California) | 1,760.92 mi (2,833.92 km) |
| Opelousas to Alvin (Texas) | 207.73 mi (334.32 km) |
| Opelousas to Amarillo (Texas) | 651.02 mi (1,047.72 km) |
| Opelousas to Amelia (Ohio) | 736.90 mi (1,185.93 km) |
| Opelousas to American Canyon (California) | 1,791.63 mi (2,883.35 km) |
| Opelousas to American Fork (Utah) | 1,297.23 mi (2,087.69 km) |
| Opelousas to Americus (Georgia) | 475.90 mi (765.89 km) |
| Opelousas to Ames (Iowa) | 799.18 mi (1,286.15 km) |
| Opelousas to Amherst (Ohio) | 930.42 mi (1,497.37 km) |
| Opelousas to Ammon (Idaho) | 1,408.91 mi (2,267.42 km) |
| Opelousas to Amsterdam (New York) | 1,305.49 mi (2,100.99 km) |
| Opelousas to Anacortes (Washington) | 2,024.85 mi (3,258.68 km) |
| Opelousas to Anaheim (California) | 1,520.53 mi (2,447.06 km) |
| Opelousas to Anchorage (Alaska) | 3,306.06 mi (5,320.59 km) |
