| Castano Primo to Geraardsbergen | 425.13 mi (684.18 km) |
| Castano Primo to Gerpinnes | 384.39 mi (618.62 km) |
| Castano Primo to Gistel | 469.72 mi (755.94 km) |
| Castano Primo to Gooik | 421.09 mi (677.68 km) |
| Castano Primo to Grez-Doiceau | 404.09 mi (650.32 km) |
| Castano Primo to Grimbergen | 422.94 mi (680.66 km) |
| Castano Primo to Grobbendonk | 432.21 mi (695.57 km) |
| Castano Primo to Haacht | 420.15 mi (676.17 km) |
| Castano Primo to Haaltert | 429.65 mi (691.46 km) |
| Castano Primo to Halen | 408.95 mi (658.14 km) |
| Castano Primo to Halle | 414.55 mi (667.15 km) |
| Castano Primo to Hamme | 437.39 mi (703.90 km) |
| Castano Primo to Hannut | 392.13 mi (631.07 km) |
| Castano Primo to Harelbeke | 444.15 mi (714.79 km) |
| Castano Primo to Hasselt | 403.73 mi (649.74 km) |
