| Potomac to Wittstock | 4,116.13 mi (6,624.27 km) |
| Potomac to Witzenhausen | 4,069.56 mi (6,549.33 km) |
| Potomac to Wolfenbuttel | 4,071.94 mi (6,553.16 km) |
| Potomac to Wolfersheim | 4,055.72 mi (6,527.06 km) |
| Potomac to Wolfhagen | 4,043.22 mi (6,506.93 km) |
| Potomac to Wolfratshausen | 4,237.77 mi (6,820.03 km) |
| Potomac to Wolfsburg | 4,073.91 mi (6,556.33 km) |
| Potomac to Wolgast | 4,136.64 mi (6,657.28 km) |
| Potomac to Wolmirstedt | 4,111.12 mi (6,616.21 km) |
| Potomac to Wolnzach | 4,223.48 mi (6,797.04 km) |
| Potomac to Worms | 4,060.09 mi (6,534.09 km) |
| Potomac to Worpswede | 3,980.48 mi (6,405.96 km) |
| Potomac to Worth am Rhein | 4,072.86 mi (6,554.64 km) |
| Potomac to Wulfrath | 3,959.92 mi (6,372.88 km) |
| Potomac to Wunsiedel | 4,194.67 mi (6,750.67 km) |
