| Silves to Fortuna Foothills (Arizona) | 5,655.19 mi (9,101.15 km) |
| Silves to Foster City (California) | 5,769.03 mi (9,284.36 km) |
| Silves to Fostoria (Ohio) | 3,897.23 mi (6,271.99 km) |
| Silves to Fountain (Colorado) | 4,969.88 mi (7,998.24 km) |
| Silves to Fountain Hills (Arizona) | 5,494.29 mi (8,842.21 km) |
| Silves to Fountain Inn (South Carolina) | 4,019.96 mi (6,469.50 km) |
| Silves to Fountain Valley (California) | 5,765.73 mi (9,279.05 km) |
| Silves to Fountainebleau (Florida) | 4,211.11 mi (6,777.13 km) |
| Silves to Four Corners (Oregon) | 5,450.94 mi (8,772.44 km) |
| Silves to Four Corners (Texas) | 4,875.48 mi (7,846.33 km) |
| Silves to Four Square Mile (Colorado) | 4,941.19 mi (7,952.08 km) |
| Silves to Fox Crossing (Wisconsin) | 4,052.05 mi (6,521.15 km) |
| Silves to Fox Lake (Illinois) | 4,088.51 mi (6,579.82 km) |
| Silves to Framingham (Massachusetts) | 3,288.64 mi (5,292.56 km) |
| Silves to Franconia (Virginia) | 3,651.59 mi (5,876.66 km) |
