| Castel San Pietro Terme to Juprelle | 519.28 mi (835.69 km) |
| Castel San Pietro Terme to Jurbise | 553.71 mi (891.12 km) |
| Castel San Pietro Terme to Kalmthout | 583.79 mi (939.51 km) |
| Castel San Pietro Terme to Kampenhout | 557.45 mi (897.13 km) |
| Castel San Pietro Terme to Kapelle-op-den-Bos | 566.50 mi (911.69 km) |
| Castel San Pietro Terme to Kapellen | 581.00 mi (935.02 km) |
| Castel San Pietro Terme to Kasterlee | 564.01 mi (907.68 km) |
| Castel San Pietro Terme to Keerbergen | 558.61 mi (899.00 km) |
| Castel San Pietro Terme to Kinrooi | 538.86 mi (867.22 km) |
| Castel San Pietro Terme to Knokke-Heist | 613.91 mi (988.00 km) |
| Castel San Pietro Terme to Koekelare | 610.29 mi (982.16 km) |
| Castel San Pietro Terme to Koekelberg | 559.41 mi (900.29 km) |
| Castel San Pietro Terme to Koksijde | 620.83 mi (999.13 km) |
| Castel San Pietro Terme to Kontich | 570.54 mi (918.20 km) |
| Castel San Pietro Terme to Kortemark | 605.27 mi (974.09 km) |
