| Rock Ferry to Fortuna Foothills (Arizona) | 5,218.38 mi (8,398.17 km) |
| Rock Ferry to Foster City (California) | 5,185.32 mi (8,344.96 km) |
| Rock Ferry to Fostoria (Ohio) | 3,655.69 mi (5,883.27 km) |
| Rock Ferry to Fountain (Colorado) | 4,557.19 mi (7,334.09 km) |
| Rock Ferry to Fountain Hills (Arizona) | 5,075.80 mi (8,168.71 km) |
| Rock Ferry to Fountain Inn (South Carolina) | 3,918.51 mi (6,306.23 km) |
| Rock Ferry to Fountain Valley (California) | 5,274.78 mi (8,488.95 km) |
| Rock Ferry to Fountainebleau (Florida) | 4,296.17 mi (6,914.02 km) |
| Rock Ferry to Four Corners (Oregon) | 4,778.30 mi (7,689.93 km) |
| Rock Ferry to Four Corners (Texas) | 4,703.99 mi (7,570.35 km) |
| Rock Ferry to Four Square Mile (Colorado) | 4,511.63 mi (7,260.76 km) |
| Rock Ferry to Fox Crossing (Wisconsin) | 3,702.95 mi (5,959.33 km) |
| Rock Ferry to Fox Lake (Illinois) | 3,776.62 mi (6,077.88 km) |
| Rock Ferry to Framingham (Massachusetts) | 3,135.36 mi (5,045.88 km) |
| Rock Ferry to Franconia (Virginia) | 3,522.51 mi (5,668.94 km) |
