| Portimao to Barberton (Ohio) | 3,810.76 mi (6,132.82 km) |
| Portimao to Bardstown (Kentucky) | 4,087.17 mi (6,577.66 km) |
| Portimao to Barrington (Illinois) | 4,090.76 mi (6,583.45 km) |
| Portimao to Barstow (California) | 5,672.41 mi (9,128.86 km) |
| Portimao to Bartlesville (Oklahoma) | 4,632.36 mi (7,455.07 km) |
| Portimao to Bartlett (Illinois) | 4,099.30 mi (6,597.19 km) |
| Portimao to Bartlett (Tennessee) | 4,383.88 mi (7,055.17 km) |
| Portimao to Bartow (Florida) | 4,213.58 mi (6,781.10 km) |
| Portimao to Batavia (Illinois) | 4,107.93 mi (6,611.08 km) |
| Portimao to Batavia (New York) | 3,598.38 mi (5,791.03 km) |
| Portimao to Batesville (Arkansas) | 4,455.40 mi (7,170.27 km) |
| Portimao to Baton Rouge (Louisiana) | 4,613.07 mi (7,424.01 km) |
| Portimao to Battle Creek (Michigan) | 3,950.60 mi (6,357.87 km) |
| Portimao to Battle Ground (Washington) | 5,395.13 mi (8,682.62 km) |
| Portimao to Bay City (Michigan) | 3,854.41 mi (6,203.07 km) |
