| Piqua to Waregem | 4,053.17 mi (6,522.94 km) |
| Piqua to Waremme | 4,131.04 mi (6,648.27 km) |
| Piqua to Waterloo | 4,096.59 mi (6,592.82 km) |
| Piqua to Wavre | 4,105.01 mi (6,606.37 km) |
| Piqua to Welkenraedt | 4,159.90 mi (6,694.71 km) |
| Piqua to Wemmel | 4,087.04 mi (6,577.45 km) |
| Piqua to Wervik | 4,042.23 mi (6,505.34 km) |
| Piqua to Westerlo | 4,105.60 mi (6,607.32 km) |
| Piqua to Wetteren | 4,068.26 mi (6,547.24 km) |
| Piqua to Wevelgem | 4,046.98 mi (6,512.99 km) |
| Piqua to Wezembeek-Oppem | 4,097.43 mi (6,594.17 km) |
| Piqua to Wichelen | 4,071.50 mi (6,552.44 km) |
| Piqua to Wielsbeke | 4,051.12 mi (6,519.65 km) |
| Piqua to Wijnegem | 4,086.08 mi (6,575.91 km) |
| Piqua to Willebroek | 4,084.90 mi (6,574.01 km) |
