| San Marino to Beacon (New York) | 2,435.84 mi (3,920.11 km) |
| San Marino to Bear (Delaware) | 2,353.86 mi (3,788.17 km) |
| San Marino to Beatrice (Nebraska) | 1,246.63 mi (2,006.25 km) |
| San Marino to Beaufort (South Carolina) | 2,150.45 mi (3,460.81 km) |
| San Marino to Beaumont (California) | 66.76 mi (107.45 km) |
| San Marino to Beaumont (Texas) | 1,426.78 mi (2,296.19 km) |
| San Marino to Beaver Dam (Wisconsin) | 1,692.86 mi (2,724.39 km) |
| San Marino to Beavercreek (Ohio) | 1,908.26 mi (3,071.05 km) |
| San Marino to Beaverton (Oregon) | 822.97 mi (1,324.44 km) |
| San Marino to Beckley (West Virginia) | 2,067.43 mi (3,327.21 km) |
| San Marino to Bedford (Indiana) | 1,777.65 mi (2,860.85 km) |
| San Marino to Bedford (Ohio) | 2,043.93 mi (3,289.38 km) |
| San Marino to Bedford (Texas) | 1,209.98 mi (1,947.28 km) |
| San Marino to Bedford Heights (Ohio) | 2,045.55 mi (3,291.99 km) |
| San Marino to Beech Grove (Indiana) | 1,800.68 mi (2,897.91 km) |
