| Portimao to Brownsburg (Indiana) | 4,073.81 mi (6,556.17 km) |
| Portimao to Brownsville (Florida) | 4,199.13 mi (6,757.85 km) |
| Portimao to Brownsville (Texas) | 5,102.60 mi (8,211.83 km) |
| Portimao to Brownwood (Texas) | 4,961.61 mi (7,984.95 km) |
| Portimao to Brunswick (Georgia) | 4,088.43 mi (6,579.69 km) |
| Portimao to Brunswick (Ohio) | 3,815.17 mi (6,139.92 km) |
| Portimao to Brushy Creek (Texas) | 4,945.14 mi (7,958.44 km) |
| Portimao to Bryan (Texas) | 4,871.42 mi (7,839.80 km) |
| Portimao to Bryant (Arkansas) | 4,537.04 mi (7,301.66 km) |
| Portimao to Bryn Mawr-Skyway (Washington) | 5,305.56 mi (8,538.47 km) |
| Portimao to Buckeye (Arizona) | 5,540.17 mi (8,916.05 km) |
| Portimao to Buckhall (Virginia) | 3,663.64 mi (5,896.05 km) |
| Portimao to Bucyrus (Ohio) | 3,882.27 mi (6,247.90 km) |
| Portimao to Buda (Texas) | 4,967.06 mi (7,993.72 km) |
| Portimao to Buena Park (California) | 5,759.22 mi (9,268.57 km) |
