| Opelousas to Gonzales (Louisiana) | 72.33 mi (116.40 km) |
| Opelousas to Gonzalez (Florida) | 285.07 mi (458.78 km) |
| Opelousas to Goodlettsville (Tennessee) | 506.97 mi (815.89 km) |
| Opelousas to Goodyear (Arizona) | 1,202.67 mi (1,935.51 km) |
| Opelousas to Goose Creek (South Carolina) | 729.17 mi (1,173.49 km) |
| Opelousas to Goshen (Indiana) | 838.88 mi (1,350.04 km) |
| Opelousas to Goulds (Florida) | 790.66 mi (1,272.44 km) |
| Opelousas to Grafton (Wisconsin) | 912.75 mi (1,468.92 km) |
| Opelousas to Graham (North Carolina) | 825.76 mi (1,328.94 km) |
| Opelousas to Graham (Washington) | 1,966.88 mi (3,165.38 km) |
| Opelousas to Grain Valley (Missouri) | 598.97 mi (963.94 km) |
| Opelousas to Granbury (Texas) | 360.46 mi (580.11 km) |
| Opelousas to Grand Forks (North Dakota) | 1,230.79 mi (1,980.77 km) |
| Opelousas to Grand Haven (Michigan) | 923.88 mi (1,486.84 km) |
| Opelousas to Grand Island (Nebraska) | 799.42 mi (1,286.53 km) |
