| Castellon de la Plana to Kenosha (Wisconsin) | 4,343.75 mi (6,990.59 km) |
| Castellon de la Plana to Kent (Ohio) | 4,100.59 mi (6,599.26 km) |
| Castellon de la Plana to Kent (Washington) | 5,434.90 mi (8,746.63 km) |
| Castellon de la Plana to Kentwood (Michigan) | 4,233.03 mi (6,812.41 km) |
| Castellon de la Plana to Kerman (California) | 5,913.72 mi (9,517.22 km) |
| Castellon de la Plana to Kernersville (North Carolina) | 4,211.08 mi (6,777.07 km) |
| Castellon de la Plana to Kerrville (Texas) | 5,353.38 mi (8,615.44 km) |
| Castellon de la Plana to Kettering (Maryland) | 3,959.96 mi (6,372.94 km) |
| Castellon de la Plana to Kettering (Ohio) | 4,277.62 mi (6,884.16 km) |
| Castellon de la Plana to Kewanee (Illinois) | 4,482.15 mi (7,213.32 km) |
| Castellon de la Plana to Key Biscayne (Florida) | 4,602.72 mi (7,407.35 km) |
| Castellon de la Plana to Key Largo (Florida) | 4,637.77 mi (7,463.77 km) |
| Castellon de la Plana to Key West (Florida) | 4,729.98 mi (7,612.16 km) |
| Castellon de la Plana to Keystone (Florida) | 4,630.76 mi (7,452.49 km) |
| Castellon de la Plana to Kihei (Hawaii) | 7,972.71 mi (12,830.83 km) |
