| Castellanza to Geraardsbergen | 424.47 mi (683.11 km) |
| Castellanza to Gerpinnes | 383.58 mi (617.31 km) |
| Castellanza to Gistel | 469.34 mi (755.33 km) |
| Castellanza to Gooik | 420.23 mi (676.30 km) |
| Castellanza to Grez-Doiceau | 402.86 mi (648.35 km) |
| Castellanza to Grimbergen | 421.81 mi (678.83 km) |
| Castellanza to Grobbendonk | 430.68 mi (693.11 km) |
| Castellanza to Haacht | 418.81 mi (674.01 km) |
| Castellanza to Haaltert | 428.80 mi (690.09 km) |
| Castellanza to Halen | 407.28 mi (655.45 km) |
| Castellanza to Halle | 413.65 mi (665.71 km) |
| Castellanza to Hamme | 436.32 mi (702.20 km) |
| Castellanza to Hannut | 390.65 mi (628.70 km) |
| Castellanza to Harelbeke | 443.77 mi (714.19 km) |
| Castellanza to Hasselt | 401.90 mi (646.80 km) |
