| Castellon de la Plana to Kocaeli | 1,569.80 mi (2,526.34 km) |
| Castellon de la Plana to Konak | 1,452.69 mi (2,337.87 km) |
| Castellon de la Plana to Konakli | 1,737.47 mi (2,796.19 km) |
| Castellon de la Plana to Konya | 1,744.26 mi (2,807.11 km) |
| Castellon de la Plana to Koprukoy | 2,197.59 mi (3,536.68 km) |
| Castellon de la Plana to Korfez | 1,560.05 mi (2,510.66 km) |
| Castellon de la Plana to Korkut | 2,214.84 mi (3,564.43 km) |
| Castellon de la Plana to Kose | 2,079.66 mi (3,346.90 km) |
| Castellon de la Plana to Kovancilar | 2,115.64 mi (3,404.79 km) |
| Castellon de la Plana to Koyulhisar | 1,984.47 mi (3,193.69 km) |
| Castellon de la Plana to Kozan | 1,926.68 mi (3,100.68 km) |
| Castellon de la Plana to Kozlu | 1,658.32 mi (2,668.80 km) |
| Castellon de la Plana to Kozluk | 2,210.10 mi (3,556.82 km) |
| Castellon de la Plana to Kucuk Dalyan | 1,971.73 mi (3,173.20 km) |
| Castellon de la Plana to Kucukcekmece | 1,509.79 mi (2,429.78 km) |
