| Willoughby to Murphy (Texas) | 1,023.58 mi (1,647.29 km) |
| Willoughby to Murray (Kentucky) | 507.71 mi (817.08 km) |
| Willoughby to Murray (Utah) | 1,578.99 mi (2,541.14 km) |
| Willoughby to Murraysville (North Carolina) | 543.82 mi (875.20 km) |
| Willoughby to Murrieta (California) | 2,020.43 mi (3,251.57 km) |
| Willoughby to Murrysville (Pennsylvania) | 123.37 mi (198.55 km) |
| Willoughby to Muscatine (Iowa) | 499.59 mi (804.02 km) |
| Willoughby to Muscle Shoals (Alabama) | 584.23 mi (940.22 km) |
| Willoughby to Muscoy (California) | 2,010.79 mi (3,236.05 km) |
| Willoughby to Muskego (Wisconsin) | 354.05 mi (569.79 km) |
| Willoughby to Muskegon (Michigan) | 270.24 mi (434.91 km) |
| Willoughby to Muskogee (Oklahoma) | 854.14 mi (1,374.60 km) |
| Willoughby to Mustang (Oklahoma) | 980.01 mi (1,577.18 km) |
| Willoughby to Myers Corner (New York) | 388.81 mi (625.73 km) |
| Willoughby to Myrtle Beach (South Carolina) | 565.39 mi (909.90 km) |
