| Willoughby to Baraboo (Wisconsin) | 442.01 mi (711.35 km) |
| Willoughby to Barberton (Ohio) | 45.12 mi (72.62 km) |
| Willoughby to Bardstown (Kentucky) | 340.80 mi (548.46 km) |
| Willoughby to Barrington (Illinois) | 347.25 mi (558.85 km) |
| Willoughby to Barstow (California) | 1,974.49 mi (3,177.64 km) |
| Willoughby to Bartlesville (Oklahoma) | 847.74 mi (1,364.31 km) |
| Willoughby to Bartlett (Illinois) | 350.78 mi (564.53 km) |
| Willoughby to Bartlett (Tennessee) | 634.60 mi (1,021.29 km) |
| Willoughby to Bartow (Florida) | 950.95 mi (1,530.40 km) |
| Willoughby to Batavia (Illinois) | 356.00 mi (572.93 km) |
| Willoughby to Batavia (New York) | 189.54 mi (305.04 km) |
| Willoughby to Batesville (Arkansas) | 683.45 mi (1,099.90 km) |
| Willoughby to Baton Rouge (Louisiana) | 944.25 mi (1,519.62 km) |
| Willoughby to Battle Creek (Michigan) | 201.38 mi (324.09 km) |
| Willoughby to Battle Ground (Washington) | 2,051.00 mi (3,300.76 km) |
