| Ionia to Juprelle | 4,040.74 mi (6,502.95 km) |
| Ionia to Jurbise | 3,986.73 mi (6,416.02 km) |
| Ionia to Kalmthout | 3,977.48 mi (6,401.14 km) |
| Ionia to Kampenhout | 3,995.89 mi (6,430.76 km) |
| Ionia to Kapelle-op-den-Bos | 3,986.39 mi (6,415.47 km) |
| Ionia to Kapellen | 3,978.53 mi (6,402.82 km) |
| Ionia to Kasterlee | 4,000.16 mi (6,437.63 km) |
| Ionia to Keerbergen | 3,996.80 mi (6,432.23 km) |
| Ionia to Kinrooi | 4,033.32 mi (6,491.00 km) |
| Ionia to Knokke-Heist | 3,934.64 mi (6,332.20 km) |
| Ionia to Koekelare | 3,931.53 mi (6,327.18 km) |
| Ionia to Koekelberg | 3,990.33 mi (6,421.81 km) |
| Ionia to Koksijde | 3,918.69 mi (6,306.52 km) |
| Ionia to Kontich | 3,985.49 mi (6,414.02 km) |
| Ionia to Kortemark | 3,936.05 mi (6,334.46 km) |
