| Opelousas to Kennewick (Washington) | 1,808.96 mi (2,911.24 km) |
| Opelousas to Kenosha (Wisconsin) | 865.09 mi (1,392.23 km) |
| Opelousas to Kent (Ohio) | 946.77 mi (1,523.68 km) |
| Opelousas to Kent (Washington) | 1,974.30 mi (3,177.33 km) |
| Opelousas to Kentwood (Michigan) | 925.81 mi (1,489.94 km) |
| Opelousas to Kerman (California) | 1,659.24 mi (2,670.28 km) |
| Opelousas to Kernersville (North Carolina) | 791.93 mi (1,274.49 km) |
| Opelousas to Kerrville (Texas) | 421.93 mi (679.03 km) |
| Opelousas to Kettering (Maryland) | 1,041.01 mi (1,675.35 km) |
| Opelousas to Kettering (Ohio) | 775.44 mi (1,247.94 km) |
| Opelousas to Kewanee (Illinois) | 750.01 mi (1,207.02 km) |
| Opelousas to Key Biscayne (Florida) | 798.74 mi (1,285.44 km) |
| Opelousas to Key Largo (Florida) | 804.21 mi (1,294.25 km) |
| Opelousas to Key West (Florida) | 753.14 mi (1,212.06 km) |
| Opelousas to Keystone (Florida) | 594.40 mi (956.59 km) |
