| Keystone to Federal Way (Washington) | 2,505.08 mi (4,031.54 km) |
| Keystone to Felida (Washington) | 2,491.12 mi (4,009.07 km) |
| Keystone to Fenton (Michigan) | 1,015.39 mi (1,634.11 km) |
| Keystone to Fergus Falls (Minnesota) | 1,452.48 mi (2,337.54 km) |
| Keystone to Ferguson (Missouri) | 856.53 mi (1,378.45 km) |
| Keystone to Fernandina Beach (Florida) | 187.72 mi (302.11 km) |
| Keystone to Ferndale (Maryland) | 836.88 mi (1,346.83 km) |
| Keystone to Ferndale (Michigan) | 990.42 mi (1,593.92 km) |
| Keystone to Ferndale (Washington) | 2,549.95 mi (4,103.75 km) |
| Keystone to Fernley (Nevada) | 2,224.96 mi (3,580.73 km) |
| Keystone to Ferry Pass (Florida) | 321.98 mi (518.18 km) |
| Keystone to Festus (Missouri) | 829.78 mi (1,335.40 km) |
| Keystone to Fife (Washington) | 2,504.21 mi (4,030.14 km) |
| Keystone to Fillmore (California) | 2,176.18 mi (3,502.22 km) |
| Keystone to Findlay (Ohio) | 894.32 mi (1,439.27 km) |
