| Opelousas to Channelview (Texas) | 188.13 mi (302.77 km) |
| Opelousas to Chantilly (Virginia) | 1,010.29 mi (1,625.91 km) |
| Opelousas to Chaparral (New Mexico) | 851.66 mi (1,370.61 km) |
| Opelousas to Chapel Hill (North Carolina) | 840.15 mi (1,352.09 km) |
| Opelousas to Charleston (Illinois) | 657.06 mi (1,057.43 km) |
| Opelousas to Charleston (South Carolina) | 729.21 mi (1,173.55 km) |
| Opelousas to Charleston (West Virginia) | 803.18 mi (1,292.59 km) |
| Opelousas to Charlotte (North Carolina) | 728.09 mi (1,171.74 km) |
| Opelousas to Charlottesville (Virginia) | 932.17 mi (1,500.18 km) |
| Opelousas to Chaska (Minnesota) | 990.90 mi (1,594.70 km) |
| Opelousas to Chatham (Illinois) | 646.25 mi (1,040.05 km) |
| Opelousas to Chattanooga (Tennessee) | 505.68 mi (813.82 km) |
| Opelousas to Cheat Lake (West Virginia) | 934.60 mi (1,504.09 km) |
| Opelousas to Chelsea (Alabama) | 373.62 mi (601.28 km) |
| Opelousas to Chelsea (Massachusetts) | 1,422.13 mi (2,288.69 km) |
