| Potomac to Friendly (Maryland) | 21.47 mi (34.56 km) |
| Potomac to Friendswood (Texas) | 1,216.34 mi (1,957.51 km) |
| Potomac to Frisco (Texas) | 1,165.37 mi (1,875.48 km) |
| Potomac to Front Royal (Virginia) | 53.50 mi (86.10 km) |
| Potomac to Fruit Cove (Florida) | 665.29 mi (1,070.68 km) |
| Potomac to Fruita (Colorado) | 1,682.73 mi (2,708.09 km) |
| Potomac to Fruitville (Florida) | 862.23 mi (1,387.63 km) |
| Potomac to Fuller Heights (Florida) | 814.47 mi (1,310.76 km) |
| Potomac to Fullerton (California) | 2,272.32 mi (3,656.95 km) |
| Potomac to Fullerton (Pennsylvania) | 143.94 mi (231.66 km) |
| Potomac to Fulshear (Texas) | 1,241.62 mi (1,998.19 km) |
| Potomac to Fulton (Missouri) | 792.31 mi (1,275.10 km) |
| Potomac to Fulton (New York) | 300.04 mi (482.87 km) |
| Potomac to Fuquay-Varina (North Carolina) | 251.72 mi (405.11 km) |
| Potomac to Gadsden (Alabama) | 599.18 mi (964.29 km) |
