| Potomac to Wunstorf | 4,021.76 mi (6,472.39 km) |
| Potomac to Wuppertal | 3,966.33 mi (6,383.19 km) |
| Potomac to Wurselen | 3,936.65 mi (6,335.43 km) |
| Potomac to Wurzburg | 4,118.85 mi (6,628.64 km) |
| Potomac to Wurzen | 4,179.79 mi (6,726.72 km) |
| Potomac to Wustermark | 4,152.13 mi (6,682.21 km) |
| Potomac to Xanten | 3,926.74 mi (6,319.48 km) |
| Potomac to Zehdenick | 4,153.22 mi (6,683.96 km) |
| Potomac to Zeitz | 4,167.31 mi (6,706.64 km) |
| Potomac to Zella-Mehlis | 4,121.59 mi (6,633.06 km) |
| Potomac to Zerbst | 4,137.03 mi (6,657.91 km) |
| Potomac to Zetel | 3,938.92 mi (6,339.07 km) |
| Potomac to Zeulenroda | 4,173.53 mi (6,716.64 km) |
| Potomac to Zeuthen | 4,182.90 mi (6,731.73 km) |
| Potomac to Zeven | 3,991.82 mi (6,424.21 km) |
