| Potomac to Frederick (Colorado) | 1,475.45 mi (2,374.51 km) |
| Potomac to Frederick (Maryland) | 31.29 mi (50.35 km) |
| Potomac to Fredericksburg (Texas) | 1,367.92 mi (2,201.45 km) |
| Potomac to Fredericksburg (Virginia) | 51.86 mi (83.46 km) |
| Potomac to Frederickson (Washington) | 2,313.42 mi (3,723.09 km) |
| Potomac to Freeport (Illinois) | 689.48 mi (1,109.61 km) |
| Potomac to Freeport (New York) | 222.39 mi (357.91 km) |
| Potomac to Freeport (Texas) | 1,248.12 mi (2,008.65 km) |
| Potomac to Fremont (California) | 2,407.05 mi (3,873.78 km) |
| Potomac to Fremont (Nebraska) | 1,029.23 mi (1,656.38 km) |
| Potomac to Fremont (Ohio) | 351.73 mi (566.05 km) |
| Potomac to French Valley (California) | 2,235.41 mi (3,597.54 km) |
| Potomac to Fresno (California) | 2,306.49 mi (3,711.94 km) |
| Potomac to Fresno (Texas) | 1,228.30 mi (1,976.76 km) |
| Potomac to Fridley (Minnesota) | 922.55 mi (1,484.70 km) |
