| Calahorra to Juprelle | 681.39 mi (1,096.60 km) |
| Calahorra to Jurbise | 634.01 mi (1,020.34 km) |
| Calahorra to Kalmthout | 696.72 mi (1,121.26 km) |
| Calahorra to Kampenhout | 671.75 mi (1,081.08 km) |
| Calahorra to Kapelle-op-den-Bos | 672.40 mi (1,082.12 km) |
| Calahorra to Kapellen | 691.98 mi (1,113.64 km) |
| Calahorra to Kasterlee | 698.92 mi (1,124.81 km) |
| Calahorra to Keerbergen | 677.22 mi (1,089.89 km) |
| Calahorra to Kinrooi | 710.97 mi (1,144.19 km) |
| Calahorra to Knokke-Heist | 671.83 mi (1,081.21 km) |
| Calahorra to Koekelare | 650.67 mi (1,047.15 km) |
| Calahorra to Koekelberg | 662.63 mi (1,066.40 km) |
| Calahorra to Koksijde | 645.85 mi (1,039.39 km) |
| Calahorra to Kontich | 681.20 mi (1,096.28 km) |
| Calahorra to Kortemark | 647.82 mi (1,042.57 km) |
