| Portage to Bound Brook (New Jersey) | 583.51 mi (939.07 km) |
| Portage to Bountiful (Utah) | 1,356.58 mi (2,183.21 km) |
| Portage to Bourbonnais (Illinois) | 137.36 mi (221.06 km) |
| Portage to Bowie (Maryland) | 515.37 mi (829.40 km) |
| Portage to Bowling Green (Kentucky) | 364.05 mi (585.88 km) |
| Portage to Bowling Green (Ohio) | 115.01 mi (185.09 km) |
| Portage to Box Elder (South Dakota) | 889.72 mi (1,431.86 km) |
| Portage to Boynton Beach (Florida) | 1,126.83 mi (1,813.45 km) |
| Portage to Bozeman (Montana) | 1,283.86 mi (2,066.17 km) |
| Portage to Bradenton (Florida) | 1,030.44 mi (1,658.33 km) |
| Portage to Bradfordville (Florida) | 806.97 mi (1,298.69 km) |
| Portage to Bradley (Illinois) | 136.59 mi (219.82 km) |
| Portage to Bradley Gardens (New Jersey) | 576.88 mi (928.39 km) |
| Portage to Brainerd (Minnesota) | 513.10 mi (825.75 km) |
| Portage to Brambleton (Virginia) | 477.47 mi (768.41 km) |
