| Castricum to Geraardsbergen | 127.89 mi (205.83 km) |
| Castricum to Gerpinnes | 153.03 mi (246.27 km) |
| Castricum to Gistel | 120.56 mi (194.02 km) |
| Castricum to Gooik | 123.19 mi (198.25 km) |
| Castricum to Grez-Doiceau | 125.53 mi (202.02 km) |
| Castricum to Grimbergen | 112.36 mi (180.82 km) |
| Castricum to Grobbendonk | 93.30 mi (150.15 km) |
| Castricum to Haacht | 108.71 mi (174.95 km) |
| Castricum to Haaltert | 117.52 mi (189.13 km) |
| Castricum to Halen | 112.32 mi (180.77 km) |
| Castricum to Halle | 126.67 mi (203.86 km) |
| Castricum to Hamme | 103.87 mi (167.16 km) |
| Castricum to Hannut | 131.34 mi (211.38 km) |
| Castricum to Harelbeke | 130.56 mi (210.12 km) |
| Castricum to Hasselt | 115.53 mi (185.92 km) |
