| San Marino to Bollullos par del Condado | 5,829.18 mi (9,381.16 km) |
| San Marino to Bormujos | 5,847.74 mi (9,411.03 km) |
| San Marino to Brenes | 5,848.11 mi (9,411.63 km) |
| San Marino to Brunete | 5,798.18 mi (9,331.27 km) |
| San Marino to Bueu | 5,521.89 mi (8,886.62 km) |
| San Marino to Bullas | 5,998.76 mi (9,654.08 km) |
| San Marino to Bunol | 5,970.16 mi (9,608.04 km) |
| San Marino to Burela de Cabo | 5,520.64 mi (8,884.62 km) |
| San Marino to Burgos | 5,722.57 mi (9,209.59 km) |
| San Marino to Burjasot | 5,981.15 mi (9,625.73 km) |
| San Marino to Burriana | 5,975.40 mi (9,616.48 km) |
| San Marino to Cabanaquinta | 5,615.59 mi (9,037.42 km) |
| San Marino to Cabanillas del Campo | 5,817.60 mi (9,362.51 km) |
| San Marino to Cabra | 5,911.92 mi (9,514.32 km) |
| San Marino to Caceres | 5,742.34 mi (9,241.41 km) |
