| Walton upon Thames to Juprelle | 262.32 mi (422.16 km) |
| Walton upon Thames to Jurbise | 198.10 mi (318.82 km) |
| Walton upon Thames to Kalmthout | 210.39 mi (338.58 km) |
| Walton upon Thames to Kampenhout | 217.18 mi (349.52 km) |
| Walton upon Thames to Kapelle-op-den-Bos | 208.47 mi (335.51 km) |
| Walton upon Thames to Kapellen | 209.16 mi (336.60 km) |
| Walton upon Thames to Kasterlee | 231.74 mi (372.95 km) |
| Walton upon Thames to Keerbergen | 219.98 mi (354.02 km) |
| Walton upon Thames to Kinrooi | 266.48 mi (428.86 km) |
| Walton upon Thames to Knokke-Heist | 159.64 mi (256.91 km) |
| Walton upon Thames to Koekelare | 148.21 mi (238.51 km) |
| Walton upon Thames to Koekelberg | 208.90 mi (336.19 km) |
| Walton upon Thames to Koksijde | 133.96 mi (215.59 km) |
| Walton upon Thames to Kontich | 210.97 mi (339.52 km) |
| Walton upon Thames to Kortemark | 151.69 mi (244.12 km) |
