| South Portland to Willich | 3,462.07 mi (5,571.67 km) |
| South Portland to Willstatt | 3,595.01 mi (5,785.61 km) |
| South Portland to Wilnsdorf | 3,536.16 mi (5,690.90 km) |
| South Portland to Wilsdruff | 3,741.95 mi (6,022.08 km) |
| South Portland to Winnenden | 3,646.13 mi (5,867.89 km) |
| South Portland to Winsen | 3,545.97 mi (5,706.69 km) |
| South Portland to Winterberg | 3,541.68 mi (5,699.78 km) |
| South Portland to Wipperfurth | 3,499.89 mi (5,632.52 km) |
| South Portland to Wismar | 3,577.71 mi (5,757.77 km) |
| South Portland to Witten | 3,488.44 mi (5,614.10 km) |
| South Portland to Wittenberg | 3,682.31 mi (5,926.11 km) |
| South Portland to Wittenberge | 3,614.25 mi (5,816.57 km) |
| South Portland to Wittingen | 3,583.99 mi (5,767.88 km) |
| South Portland to Wittlich | 3,511.39 mi (5,651.03 km) |
| South Portland to Wittmund | 3,448.16 mi (5,549.28 km) |
