| Piqua to Wadenswil | 4,383.84 mi (7,055.12 km) |
| Piqua to Wald | 4,392.24 mi (7,068.62 km) |
| Piqua to Wallisellen | 4,374.51 mi (7,040.10 km) |
| Piqua to Waltikon | 4,375.71 mi (7,042.02 km) |
| Piqua to Wattwil | 4,398.23 mi (7,078.27 km) |
| Piqua to Weinfelden | 4,389.47 mi (7,064.17 km) |
| Piqua to Wettingen | 4,361.90 mi (7,019.80 km) |
| Piqua to Wetzikon | 4,386.17 mi (7,058.86 km) |
| Piqua to Widnau | 4,416.35 mi (7,107.43 km) |
| Piqua to Wil | 4,390.73 mi (7,066.19 km) |
| Piqua to Winterthur | 4,376.76 mi (7,043.72 km) |
| Piqua to Wittenbach | 4,403.83 mi (7,087.28 km) |
| Piqua to Wohlen | 4,364.06 mi (7,023.28 km) |
| Piqua to Worb | 4,350.30 mi (7,001.13 km) |
| Piqua to Wulflingen | 4,374.54 mi (7,040.15 km) |
