| Castellon de la Plana to Juprelle | 788.77 mi (1,269.40 km) |
| Castellon de la Plana to Jurbise | 753.75 mi (1,213.05 km) |
| Castellon de la Plana to Kalmthout | 816.67 mi (1,314.31 km) |
| Castellon de la Plana to Kampenhout | 788.64 mi (1,269.19 km) |
| Castellon de la Plana to Kapelle-op-den-Bos | 791.19 mi (1,273.30 km) |
| Castellon de la Plana to Kapellen | 811.85 mi (1,306.55 km) |
| Castellon de la Plana to Kasterlee | 814.38 mi (1,310.62 km) |
| Castellon de la Plana to Keerbergen | 793.80 mi (1,277.49 km) |
| Castellon de la Plana to Kinrooi | 819.58 mi (1,318.99 km) |
| Castellon de la Plana to Knokke-Heist | 800.77 mi (1,288.71 km) |
| Castellon de la Plana to Koekelare | 781.01 mi (1,256.91 km) |
| Castellon de la Plana to Koekelberg | 780.86 mi (1,256.68 km) |
| Castellon de la Plana to Koksijde | 778.86 mi (1,253.45 km) |
| Castellon de la Plana to Kontich | 799.96 mi (1,287.41 km) |
| Castellon de la Plana to Kortemark | 777.40 mi (1,251.10 km) |
