| Potomac to Wixom (Michigan) | 410.77 mi (661.08 km) |
| Potomac to Woburn (Massachusetts) | 396.72 mi (638.46 km) |
| Potomac to Wolf Trap (Virginia) | 7.06 mi (11.37 km) |
| Potomac to Wood Dale (Illinois) | 601.87 mi (968.62 km) |
| Potomac to Wood River (Illinois) | 691.87 mi (1,113.45 km) |
| Potomac to Woodbridge (Virginia) | 26.01 mi (41.86 km) |
| Potomac to Woodburn (Oregon) | 2,347.74 mi (3,778.32 km) |
| Potomac to Woodburn (Virginia) | 11.50 mi (18.51 km) |
| Potomac to Woodbury (Minnesota) | 902.75 mi (1,452.83 km) |
| Potomac to Woodbury (New York) | 228.55 mi (367.82 km) |
| Potomac to Woodcrest (California) | 2,242.49 mi (3,608.94 km) |
| Potomac to Woodhaven (Michigan) | 383.24 mi (616.77 km) |
| Potomac to Woodinville (Washington) | 2,301.67 mi (3,704.19 km) |
| Potomac to Woodland (California) | 2,373.28 mi (3,819.42 km) |
| Potomac to Woodlawn (Maryland) | 31.22 mi (50.24 km) |
