| Gloucester to Juprelle | 345.11 mi (555.40 km) |
| Gloucester to Jurbise | 282.73 mi (455.01 km) |
| Gloucester to Kalmthout | 289.68 mi (466.19 km) |
| Gloucester to Kampenhout | 299.59 mi (482.14 km) |
| Gloucester to Kapelle-op-den-Bos | 290.58 mi (467.64 km) |
| Gloucester to Kapellen | 289.03 mi (465.15 km) |
| Gloucester to Kasterlee | 311.82 mi (501.83 km) |
| Gloucester to Keerbergen | 301.95 mi (485.95 km) |
| Gloucester to Kinrooi | 346.80 mi (558.12 km) |
| Gloucester to Knokke-Heist | 240.05 mi (386.32 km) |
| Gloucester to Koekelare | 231.05 mi (371.83 km) |
| Gloucester to Koekelberg | 291.89 mi (469.76 km) |
| Gloucester to Koksijde | 217.07 mi (349.35 km) |
| Gloucester to Kontich | 292.23 mi (470.30 km) |
| Gloucester to Kortemark | 234.89 mi (378.03 km) |
