| Gaithersburg to Wetter (Ruhr) | 3,966.50 mi (6,383.46 km) |
| Gaithersburg to Wetzlar | 4,033.58 mi (6,491.42 km) |
| Gaithersburg to Weyhe | 3,979.54 mi (6,404.45 km) |
| Gaithersburg to Wickede | 3,982.06 mi (6,408.51 km) |
| Gaithersburg to Wiefelstede | 3,943.52 mi (6,346.49 km) |
| Gaithersburg to Wiehl | 3,984.17 mi (6,411.90 km) |
| Gaithersburg to Wiesbaden | 4,037.19 mi (6,497.22 km) |
| Gaithersburg to Wiesloch | 4,078.90 mi (6,564.36 km) |
| Gaithersburg to Wiesmoor | 3,925.12 mi (6,316.87 km) |
| Gaithersburg to Wietmarschen | 3,925.15 mi (6,316.91 km) |
| Gaithersburg to Wildau | 4,179.87 mi (6,726.85 km) |
| Gaithersburg to Wildberg | 4,101.01 mi (6,599.94 km) |
| Gaithersburg to Wildeshausen | 3,965.31 mi (6,381.55 km) |
| Gaithersburg to Wilhelmshaven | 3,935.83 mi (6,334.10 km) |
| Gaithersburg to Wilkau-Hasslau | 4,188.93 mi (6,741.43 km) |
