| Willoughby to Madison (Mississippi) | 794.58 mi (1,278.75 km) |
| Willoughby to Madison (New Jersey) | 368.48 mi (593.01 km) |
| Willoughby to Madison (Wisconsin) | 419.35 mi (674.88 km) |
| Willoughby to Madison Heights (Michigan) | 105.35 mi (169.54 km) |
| Willoughby to Madison Heights (Virginia) | 314.85 mi (506.70 km) |
| Willoughby to Madisonville (Kentucky) | 440.34 mi (708.65 km) |
| Willoughby to Magalia (California) | 2,089.29 mi (3,362.39 km) |
| Willoughby to Magna (Utah) | 1,591.23 mi (2,560.83 km) |
| Willoughby to Magnolia (Arkansas) | 867.04 mi (1,395.37 km) |
| Willoughby to Maili (Hawaii) | 4,580.98 mi (7,372.38 km) |
| Willoughby to Maitland (Florida) | 899.35 mi (1,447.36 km) |
| Willoughby to Makakilo (Hawaii) | 4,578.72 mi (7,368.73 km) |
| Willoughby to Malden (Massachusetts) | 533.58 mi (858.71 km) |
| Willoughby to Malibu (California) | 2,088.40 mi (3,360.95 km) |
| Willoughby to Maltby (Washington) | 2,018.06 mi (3,247.76 km) |
