| San Marino to Beltsville (Maryland) | 2,290.87 mi (3,686.80 km) |
| San Marino to Belvedere Park (Georgia) | 1,931.78 mi (3,108.90 km) |
| San Marino to Belvidere (Illinois) | 1,674.89 mi (2,695.47 km) |
| San Marino to Bemidji (Minnesota) | 1,516.01 mi (2,439.78 km) |
| San Marino to Benbrook (Texas) | 1,193.24 mi (1,920.33 km) |
| San Marino to Bend (Oregon) | 707.29 mi (1,138.27 km) |
| San Marino to Benicia (California) | 353.96 mi (569.64 km) |
| San Marino to Bensenville (Illinois) | 1,718.23 mi (2,765.23 km) |
| San Marino to Bensville (Maryland) | 2,288.69 mi (3,683.29 km) |
| San Marino to Benton (Arkansas) | 1,453.45 mi (2,339.10 km) |
| San Marino to Bentonville (Arkansas) | 1,353.08 mi (2,177.57 km) |
| San Marino to Berea (Kentucky) | 1,898.87 mi (3,055.94 km) |
| San Marino to Berea (Ohio) | 2,026.87 mi (3,261.93 km) |
| San Marino to Berea (South Carolina) | 2,019.71 mi (3,250.40 km) |
| San Marino to Bergenfield (New Jersey) | 2,436.26 mi (3,920.78 km) |
