| Frederick to Fortuna (California) | 2,444.68 mi (3,934.33 km) |
| Frederick to Fortuna Foothills (Arizona) | 2,102.86 mi (3,384.22 km) |
| Frederick to Foster City (California) | 2,403.80 mi (3,868.54 km) |
| Frederick to Fostoria (Ohio) | 337.75 mi (543.55 km) |
| Frederick to Fountain (Colorado) | 1,458.27 mi (2,346.87 km) |
| Frederick to Fountain Hills (Arizona) | 1,935.80 mi (3,115.36 km) |
| Frederick to Fountain Inn (South Carolina) | 420.16 mi (676.18 km) |
| Frederick to Fountain Valley (California) | 2,264.50 mi (3,644.37 km) |
| Frederick to Fountainebleau (Florida) | 959.05 mi (1,543.45 km) |
| Frederick to Four Corners (Oregon) | 2,332.01 mi (3,753.01 km) |
| Frederick to Four Corners (Texas) | 1,234.42 mi (1,986.60 km) |
| Frederick to Four Square Mile (Colorado) | 1,457.88 mi (2,346.23 km) |
| Frederick to Fox Crossing (Wisconsin) | 657.85 mi (1,058.71 km) |
| Frederick to Fox Lake (Illinois) | 598.46 mi (963.12 km) |
| Frederick to Framingham (Massachusetts) | 369.97 mi (595.41 km) |
