| San Mateo to Beltsville (Maryland) | 2,437.71 mi (3,923.12 km) |
| San Mateo to Belvedere Park (Georgia) | 2,137.91 mi (3,440.63 km) |
| San Mateo to Belvidere (Illinois) | 1,790.44 mi (2,881.43 km) |
| San Mateo to Bemidji (Minnesota) | 1,545.35 mi (2,487.00 km) |
| San Mateo to Benbrook (Texas) | 1,439.57 mi (2,316.77 km) |
| San Mateo to Bend (Oregon) | 452.43 mi (728.11 km) |
| San Mateo to Benicia (California) | 36.99 mi (59.53 km) |
| San Mateo to Bensenville (Illinois) | 1,838.13 mi (2,958.18 km) |
| San Mateo to Bensville (Maryland) | 2,439.49 mi (3,925.98 km) |
| San Mateo to Benton (Arkansas) | 1,666.73 mi (2,682.35 km) |
| San Mateo to Bentonville (Arkansas) | 1,546.95 mi (2,489.57 km) |
| San Mateo to Berea (Kentucky) | 2,067.64 mi (3,327.55 km) |
| San Mateo to Berea (Ohio) | 2,154.05 mi (3,466.61 km) |
| San Mateo to Berea (South Carolina) | 2,212.33 mi (3,560.40 km) |
| San Mateo to Bergenfield (New Jersey) | 2,563.09 mi (4,124.90 km) |
