| Johnston to Fortuna (California) | 1,576.45 mi (2,537.05 km) |
| Johnston to Fortuna Foothills (Arizona) | 1,293.10 mi (2,081.04 km) |
| Johnston to Foster City (California) | 1,538.30 mi (2,475.66 km) |
| Johnston to Fostoria (Ohio) | 535.14 mi (861.22 km) |
| Johnston to Fountain (Colorado) | 613.98 mi (988.11 km) |
| Johnston to Fountain Hills (Arizona) | 1,129.54 mi (1,817.82 km) |
| Johnston to Fountain Inn (South Carolina) | 789.31 mi (1,270.27 km) |
| Johnston to Fountain Valley (California) | 1,428.46 mi (2,298.89 km) |
| Johnston to Fountainebleau (Florida) | 1,338.22 mi (2,153.66 km) |
| Johnston to Four Corners (Oregon) | 1,479.25 mi (2,380.62 km) |
| Johnston to Four Corners (Texas) | 837.55 mi (1,347.90 km) |
| Johnston to Four Square Mile (Colorado) | 600.73 mi (966.79 km) |
| Johnston to Fox Crossing (Wisconsin) | 317.71 mi (511.30 km) |
| Johnston to Fox Lake (Illinois) | 288.57 mi (464.41 km) |
| Johnston to Framingham (Massachusetts) | 1,141.86 mi (1,837.65 km) |
