| Solothurn to Juprelle | 258.26 mi (415.63 km) |
| Solothurn to Jurbise | 281.48 mi (453.00 km) |
| Solothurn to Kalmthout | 319.25 mi (513.79 km) |
| Solothurn to Kampenhout | 290.56 mi (467.61 km) |
| Solothurn to Kapelle-op-den-Bos | 299.00 mi (481.20 km) |
| Solothurn to Kapellen | 315.81 mi (508.25 km) |
| Solothurn to Kasterlee | 302.02 mi (486.05 km) |
| Solothurn to Keerbergen | 292.64 mi (470.96 km) |
| Solothurn to Kinrooi | 283.22 mi (455.80 km) |
| Solothurn to Knokke-Heist | 343.17 mi (552.28 km) |
| Solothurn to Koekelare | 337.46 mi (543.09 km) |
| Solothurn to Koekelberg | 290.80 mi (468.00 km) |
| Solothurn to Koksijde | 347.23 mi (558.81 km) |
| Solothurn to Kontich | 304.28 mi (489.69 km) |
| Solothurn to Kortemark | 332.38 mi (534.92 km) |
