| Port Glasgow to Juprelle | 553.95 mi (891.50 km) |
| Port Glasgow to Jurbise | 515.45 mi (829.53 km) |
| Port Glasgow to Kalmthout | 488.63 mi (786.38 km) |
| Port Glasgow to Kampenhout | 512.68 mi (825.09 km) |
| Port Glasgow to Kapelle-op-den-Bos | 503.41 mi (810.15 km) |
| Port Glasgow to Kapellen | 490.78 mi (789.84 km) |
| Port Glasgow to Kasterlee | 510.13 mi (820.98 km) |
| Port Glasgow to Keerbergen | 512.12 mi (824.17 km) |
| Port Glasgow to Kinrooi | 540.28 mi (869.49 km) |
| Port Glasgow to Knokke-Heist | 454.97 mi (732.21 km) |
| Port Glasgow to Koekelare | 459.17 mi (738.97 km) |
| Port Glasgow to Koekelberg | 509.91 mi (820.62 km) |
| Port Glasgow to Koksijde | 449.52 mi (723.43 km) |
| Port Glasgow to Kontich | 500.19 mi (804.98 km) |
| Port Glasgow to Kortemark | 464.24 mi (747.13 km) |
