| Willoughby to Home Gardens (California) | 2,027.57 mi (3,263.06 km) |
| Willoughby to Homer Glen (Illinois) | 337.77 mi (543.60 km) |
| Willoughby to Homestead (Florida) | 1,119.24 mi (1,801.24 km) |
| Willoughby to Homewood (Alabama) | 637.82 mi (1,026.48 km) |
| Willoughby to Homewood (Illinois) | 323.03 mi (519.87 km) |
| Willoughby to Homosassa Springs (Florida) | 889.01 mi (1,430.73 km) |
| Willoughby to Honeygo (Maryland) | 303.85 mi (489.00 km) |
| Willoughby to Honolulu (Hawaii) | 4,567.93 mi (7,351.38 km) |
| Willoughby to Hoover (Alabama) | 643.09 mi (1,034.95 km) |
| Willoughby to Hopatcong (New Jersey) | 353.48 mi (568.87 km) |
| Willoughby to Hope Mills (North Carolina) | 479.86 mi (772.26 km) |
| Willoughby to Hopewell (Virginia) | 372.15 mi (598.91 km) |
| Willoughby to Hopkins (Minnesota) | 643.80 mi (1,036.09 km) |
| Willoughby to Hopkinsville (Kentucky) | 464.32 mi (747.26 km) |
| Willoughby to Horizon City (Texas) | 1,528.85 mi (2,460.45 km) |
