| Potomac to Eatontown (New Jersey) | 188.83 mi (303.89 km) |
| Potomac to Eau Claire (Wisconsin) | 835.85 mi (1,345.16 km) |
| Potomac to Echelon (New Jersey) | 130.72 mi (210.37 km) |
| Potomac to Eden (North Carolina) | 222.39 mi (357.90 km) |
| Potomac to Eden Prairie (Minnesota) | 925.93 mi (1,490.14 km) |
| Potomac to Edgewater (Florida) | 726.91 mi (1,169.86 km) |
| Potomac to Edgewater (New Jersey) | 211.53 mi (340.42 km) |
| Potomac to Edgewood (Maryland) | 55.61 mi (89.50 km) |
| Potomac to Edgewood (Washington) | 2,309.35 mi (3,716.54 km) |
| Potomac to Edina (Minnesota) | 922.39 mi (1,484.44 km) |
| Potomac to Edinburg (Texas) | 1,495.94 mi (2,407.48 km) |
| Potomac to Edmond (Oklahoma) | 1,132.08 mi (1,821.91 km) |
| Potomac to Edmonds (Washington) | 2,311.10 mi (3,719.36 km) |
| Potomac to Edwards (Colorado) | 1,566.32 mi (2,520.75 km) |
| Potomac to Edwardsville (Illinois) | 687.48 mi (1,106.39 km) |
