| Willoughby to Cottage Grove (Minnesota) | 619.19 mi (996.49 km) |
| Willoughby to Cottage Grove (Oregon) | 2,096.97 mi (3,374.74 km) |
| Willoughby to Cottage Lake (Washington) | 2,016.94 mi (3,245.95 km) |
| Willoughby to Cottonwood (Arizona) | 1,718.91 mi (2,766.32 km) |
| Willoughby to Cottonwood Heights (Utah) | 1,575.80 mi (2,536.00 km) |
| Willoughby to Council Bluffs (Iowa) | 747.74 mi (1,203.37 km) |
| Willoughby to Country Club (Florida) | 1,086.93 mi (1,749.24 km) |
| Willoughby to Country Club Hills (Illinois) | 326.32 mi (525.17 km) |
| Willoughby to Country Walk (Florida) | 1,107.78 mi (1,782.80 km) |
| Willoughby to Covina (California) | 2,040.27 mi (3,283.49 km) |
| Willoughby to Covington (Georgia) | 571.30 mi (919.42 km) |
| Willoughby to Covington (Kentucky) | 243.64 mi (392.10 km) |
| Willoughby to Covington (Louisiana) | 910.67 mi (1,465.57 km) |
| Willoughby to Covington (Washington) | 2,019.91 mi (3,250.74 km) |
| Willoughby to Cranston (Rhode Island) | 511.62 mi (823.37 km) |
