| Opelousas to Groveton (Virginia) | 1,022.16 mi (1,645.01 km) |
| Opelousas to Grovetown (Georgia) | 612.62 mi (985.91 km) |
| Opelousas to Guayama (Puerto Rico) | 1,844.90 mi (2,969.08 km) |
| Opelousas to Guaynabo (Puerto Rico) | 1,829.52 mi (2,944.33 km) |
| Opelousas to Gulf Shores (Alabama) | 261.56 mi (420.94 km) |
| Opelousas to Gulfport (Florida) | 597.05 mi (960.86 km) |
| Opelousas to Gulfport (Mississippi) | 179.43 mi (288.77 km) |
| Opelousas to Gunbarrel (Colorado) | 987.55 mi (1,589.30 km) |
| Opelousas to Gurnee (Illinois) | 849.92 mi (1,367.81 km) |
| Opelousas to Guthrie (Oklahoma) | 480.29 mi (772.95 km) |
| Opelousas to Guttenberg (New Jersey) | 1,234.16 mi (1,986.18 km) |
| Opelousas to Guymon (Oklahoma) | 687.69 mi (1,106.73 km) |
| Opelousas to Hacienda Heights (California) | 1,527.46 mi (2,458.21 km) |
| Opelousas to Hackensack (New Jersey) | 1,235.56 mi (1,988.44 km) |
| Opelousas to Hackettstown (New Jersey) | 1,199.20 mi (1,929.93 km) |
