| Castellanza to Waregem | 442.82 mi (712.66 km) |
| Castellanza to Waremme | 389.05 mi (626.11 km) |
| Castellanza to Waterloo | 409.08 mi (658.35 km) |
| Castellanza to Wavre | 404.11 mi (650.35 km) |
| Castellanza to Welkenraedt | 373.67 mi (601.36 km) |
| Castellanza to Wemmel | 422.72 mi (680.30 km) |
| Castellanza to Wervik | 447.01 mi (719.40 km) |
| Castellanza to Westerlo | 419.51 mi (675.13 km) |
| Castellanza to Wetteren | 437.37 mi (703.88 km) |
| Castellanza to Wevelgem | 444.60 mi (715.51 km) |
| Castellanza to Wezembeek-Oppem | 413.26 mi (665.08 km) |
| Castellanza to Wichelen | 435.37 mi (700.66 km) |
| Castellanza to Wielsbeke | 445.15 mi (716.41 km) |
| Castellanza to Wijnegem | 436.48 mi (702.45 km) |
| Castellanza to Willebroek | 430.08 mi (692.15 km) |
