| Darby to Felida (Washington) | 2,401.87 mi (3,865.44 km) |
| Darby to Fenton (Michigan) | 481.09 mi (774.24 km) |
| Darby to Fergus Falls (Minnesota) | 1,134.08 mi (1,825.13 km) |
| Darby to Ferguson (Missouri) | 806.53 mi (1,297.98 km) |
| Darby to Fernandina Beach (Florida) | 728.60 mi (1,172.57 km) |
| Darby to Ferndale (Maryland) | 88.97 mi (143.18 km) |
| Darby to Ferndale (Michigan) | 444.98 mi (716.13 km) |
| Darby to Ferndale (Washington) | 2,375.66 mi (3,823.26 km) |
| Darby to Fernley (Nevada) | 2,309.89 mi (3,717.41 km) |
| Darby to Ferry Pass (Florida) | 933.89 mi (1,502.94 km) |
| Darby to Festus (Missouri) | 820.05 mi (1,319.74 km) |
| Darby to Fife (Washington) | 2,372.97 mi (3,818.92 km) |
| Darby to Fillmore (California) | 2,409.76 mi (3,878.14 km) |
| Darby to Findlay (Ohio) | 446.85 mi (719.14 km) |
| Darby to Finneytown (Ohio) | 495.03 mi (796.67 km) |
