| Portchester to Bountiful (Utah) | 4,852.30 mi (7,809.02 km) |
| Portchester to Bourbonnais (Illinois) | 3,972.14 mi (6,392.55 km) |
| Portchester to Bowie (Maryland) | 3,623.94 mi (5,832.17 km) |
| Portchester to Bowling Green (Kentucky) | 4,111.11 mi (6,616.19 km) |
| Portchester to Bowling Green (Ohio) | 3,797.29 mi (6,111.15 km) |
| Portchester to Box Elder (South Dakota) | 4,389.33 mi (7,063.95 km) |
| Portchester to Boynton Beach (Florida) | 4,350.59 mi (7,001.60 km) |
| Portchester to Bozeman (Montana) | 4,570.38 mi (7,355.31 km) |
| Portchester to Bradenton (Florida) | 4,409.72 mi (7,096.76 km) |
| Portchester to Bradfordville (Florida) | 4,326.77 mi (6,963.26 km) |
| Portchester to Bradley (Illinois) | 3,971.72 mi (6,391.87 km) |
| Portchester to Bradley Gardens (New Jersey) | 3,468.20 mi (5,581.53 km) |
| Portchester to Brainerd (Minnesota) | 3,970.95 mi (6,390.63 km) |
| Portchester to Brambleton (Virginia) | 3,655.59 mi (5,883.11 km) |
| Portchester to Brandermill (Virginia) | 3,729.46 mi (6,001.98 km) |
