| Grottammare to Juprelle | 662.47 mi (1,066.14 km) |
| Grottammare to Jurbise | 700.70 mi (1,127.66 km) |
| Grottammare to Kalmthout | 727.54 mi (1,170.87 km) |
| Grottammare to Kampenhout | 702.28 mi (1,130.22 km) |
| Grottammare to Kapelle-op-den-Bos | 711.49 mi (1,145.04 km) |
| Grottammare to Kapellen | 725.02 mi (1,166.80 km) |
| Grottammare to Kasterlee | 707.03 mi (1,137.86 km) |
| Grottammare to Keerbergen | 703.09 mi (1,131.52 km) |
| Grottammare to Kinrooi | 680.08 mi (1,094.48 km) |
| Grottammare to Knokke-Heist | 760.00 mi (1,223.10 km) |
| Grottammare to Koekelare | 757.38 mi (1,218.88 km) |
| Grottammare to Koekelberg | 704.88 mi (1,134.39 km) |
| Grottammare to Koksijde | 768.31 mi (1,236.48 km) |
| Grottammare to Kontich | 715.04 mi (1,150.75 km) |
| Grottammare to Kortemark | 752.41 mi (1,210.89 km) |
