| Willoughby to Finneytown (Ohio) | 234.22 mi (376.94 km) |
| Willoughby to Firestone (Colorado) | 1,229.85 mi (1,979.26 km) |
| Willoughby to Fish Hawk (Florida) | 954.22 mi (1,535.67 km) |
| Willoughby to Fishers (Indiana) | 265.29 mi (426.94 km) |
| Willoughby to Fitchburg (Massachusetts) | 495.68 mi (797.72 km) |
| Willoughby to Fitchburg (Wisconsin) | 419.75 mi (675.53 km) |
| Willoughby to Five Corners (Washington) | 2,053.30 mi (3,304.47 km) |
| Willoughby to Five Forks (South Carolina) | 474.61 mi (763.81 km) |
| Willoughby to Flagstaff (Arizona) | 1,685.68 mi (2,712.84 km) |
| Willoughby to Flat Rock (Michigan) | 100.84 mi (162.29 km) |
| Willoughby to Fleming Island (Florida) | 798.01 mi (1,284.27 km) |
| Willoughby to Flint (Michigan) | 150.54 mi (242.27 km) |
| Willoughby to Floral Park (New York) | 405.58 mi (652.72 km) |
| Willoughby to Florence (Alabama) | 580.20 mi (933.74 km) |
| Willoughby to Florence (Arizona) | 1,741.26 mi (2,802.29 km) |
