| Altdorf to Fortuna Foothills (Arizona) | 5,901.00 mi (9,496.73 km) |
| Altdorf to Foster City (California) | 5,861.87 mi (9,433.76 km) |
| Altdorf to Fostoria (Ohio) | 4,317.51 mi (6,948.36 km) |
| Altdorf to Fountain (Colorado) | 5,238.77 mi (8,430.99 km) |
| Altdorf to Fountain Hills (Arizona) | 5,758.11 mi (9,266.78 km) |
| Altdorf to Fountain Inn (South Carolina) | 4,557.94 mi (7,335.29 km) |
| Altdorf to Fountain Valley (California) | 5,956.75 mi (9,586.47 km) |
| Altdorf to Fountainebleau (Florida) | 4,894.32 mi (7,876.65 km) |
| Altdorf to Four Corners (Oregon) | 5,445.62 mi (8,763.88 km) |
| Altdorf to Four Corners (Texas) | 5,362.26 mi (8,629.73 km) |
| Altdorf to Four Square Mile (Colorado) | 5,193.68 mi (8,358.42 km) |
| Altdorf to Fox Crossing (Wisconsin) | 4,377.97 mi (7,045.66 km) |
| Altdorf to Fox Lake (Illinois) | 4,448.25 mi (7,158.77 km) |
| Altdorf to Framingham (Massachusetts) | 3,776.72 mi (6,078.04 km) |
| Altdorf to Franconia (Virginia) | 4,163.53 mi (6,700.55 km) |
