| Grays to Fortuna Foothills (Arizona) | 5,409.69 mi (8,706.05 km) |
| Grays to Foster City (California) | 5,377.38 mi (8,654.05 km) |
| Grays to Fostoria (Ohio) | 3,836.53 mi (6,174.29 km) |
| Grays to Fountain (Colorado) | 4,747.39 mi (7,640.18 km) |
| Grays to Fountain Hills (Arizona) | 5,266.64 mi (8,475.83 km) |
| Grays to Fountain Inn (South Carolina) | 4,090.86 mi (6,583.61 km) |
| Grays to Fountain Valley (California) | 5,466.85 mi (8,798.05 km) |
| Grays to Fountainebleau (Florida) | 4,454.23 mi (7,168.40 km) |
| Grays to Four Corners (Oregon) | 4,969.02 mi (7,996.86 km) |
| Grays to Four Corners (Texas) | 4,883.73 mi (7,859.60 km) |
| Grays to Four Square Mile (Colorado) | 4,702.21 mi (7,567.47 km) |
| Grays to Fox Crossing (Wisconsin) | 3,889.50 mi (6,259.55 km) |
| Grays to Fox Lake (Illinois) | 3,961.62 mi (6,375.62 km) |
| Grays to Framingham (Massachusetts) | 3,307.95 mi (5,323.63 km) |
| Grays to Franconia (Virginia) | 3,695.22 mi (5,946.89 km) |
