| Gaithersburg to Willich | 3,936.39 mi (6,335.01 km) |
| Gaithersburg to Willstatt | 4,068.44 mi (6,547.51 km) |
| Gaithersburg to Wilnsdorf | 4,010.48 mi (6,454.24 km) |
| Gaithersburg to Wilsdruff | 4,216.28 mi (6,785.45 km) |
| Gaithersburg to Winnenden | 4,119.98 mi (6,630.46 km) |
| Gaithersburg to Winsen | 4,019.95 mi (6,469.49 km) |
| Gaithersburg to Winterberg | 4,016.06 mi (6,463.23 km) |
| Gaithersburg to Wipperfurth | 3,974.22 mi (6,395.89 km) |
| Gaithersburg to Wismar | 4,051.29 mi (6,519.92 km) |
| Gaithersburg to Witten | 3,962.81 mi (6,377.53 km) |
| Gaithersburg to Wittenberg | 4,156.54 mi (6,689.31 km) |
| Gaithersburg to Wittenberge | 4,088.21 mi (6,579.34 km) |
| Gaithersburg to Wittingen | 4,058.15 mi (6,530.96 km) |
| Gaithersburg to Wittlich | 3,985.37 mi (6,413.83 km) |
| Gaithersburg to Wittmund | 3,922.29 mi (6,312.31 km) |
