| San Mateo to Berkeley (California) | 22.20 mi (35.72 km) |
| San Mateo to Berkley (Colorado) | 943.64 mi (1,518.63 km) |
| San Mateo to Berkley (Michigan) | 2,079.35 mi (3,346.39 km) |
| San Mateo to Berthoud (Colorado) | 945.91 mi (1,522.29 km) |
| San Mateo to Berwick (Pennsylvania) | 2,445.98 mi (3,936.42 km) |
| San Mateo to Berwyn (Illinois) | 1,846.30 mi (2,971.34 km) |
| San Mateo to Bessemer (Alabama) | 1,997.79 mi (3,215.13 km) |
| San Mateo to Bethany (Oklahoma) | 1,373.00 mi (2,209.63 km) |
| San Mateo to Bethany (Oregon) | 554.04 mi (891.65 km) |
| San Mateo to Bethel Park (Pennsylvania) | 2,258.49 mi (3,634.69 km) |
| San Mateo to Bethesda (Maryland) | 2,428.11 mi (3,907.67 km) |
| San Mateo to Bethlehem (Pennsylvania) | 2,496.59 mi (4,017.87 km) |
| San Mateo to Bethpage (New York) | 2,591.72 mi (4,170.96 km) |
| San Mateo to Bettendorf (Iowa) | 1,708.44 mi (2,749.47 km) |
| San Mateo to Beverly (Massachusetts) | 2,700.78 mi (4,346.48 km) |
