| Piqua to Willich | 4,162.31 mi (6,698.60 km) |
| Piqua to Willstatt | 4,306.78 mi (6,931.09 km) |
| Piqua to Wilnsdorf | 4,236.20 mi (6,817.51 km) |
| Piqua to Wilsdruff | 4,430.61 mi (7,130.37 km) |
| Piqua to Winnenden | 4,353.77 mi (7,006.71 km) |
| Piqua to Winsen | 4,227.58 mi (6,803.63 km) |
| Piqua to Winterberg | 4,238.92 mi (6,821.89 km) |
| Piqua to Wipperfurth | 4,199.50 mi (6,758.44 km) |
| Piqua to Wismar | 4,253.66 mi (6,845.60 km) |
| Piqua to Witten | 4,186.43 mi (6,737.42 km) |
| Piqua to Wittenberg | 4,368.17 mi (7,029.89 km) |
| Piqua to Wittenberge | 4,295.20 mi (6,912.46 km) |
| Piqua to Wittingen | 4,268.57 mi (6,869.60 km) |
| Piqua to Wittlich | 4,217.79 mi (6,787.87 km) |
| Piqua to Wittmund | 4,132.83 mi (6,651.14 km) |
