| Ontario to Berkeley (California) | 371.84 mi (598.41 km) |
| Ontario to Berkley (Colorado) | 799.75 mi (1,287.08 km) |
| Ontario to Berkley (Michigan) | 1,941.37 mi (3,124.34 km) |
| Ontario to Berthoud (Colorado) | 814.85 mi (1,311.37 km) |
| Ontario to Berwick (Pennsylvania) | 2,294.56 mi (3,692.73 km) |
| Ontario to Berwyn (Illinois) | 1,701.71 mi (2,738.64 km) |
| Ontario to Bessemer (Alabama) | 1,754.79 mi (2,824.06 km) |
| Ontario to Bethany (Oklahoma) | 1,135.66 mi (1,827.67 km) |
| Ontario to Bethany (Oregon) | 842.64 mi (1,356.10 km) |
| Ontario to Bethel Park (Pennsylvania) | 2,096.88 mi (3,374.60 km) |
| Ontario to Bethesda (Maryland) | 2,255.46 mi (3,629.82 km) |
| Ontario to Bethlehem (Pennsylvania) | 2,341.64 mi (3,768.50 km) |
| Ontario to Bethpage (New York) | 2,439.65 mi (3,926.24 km) |
| Ontario to Bettendorf (Iowa) | 1,561.93 mi (2,513.68 km) |
| Ontario to Beverly (Massachusetts) | 2,568.09 mi (4,132.94 km) |
