| Portugalete to Bonita (California) | 5,737.92 mi (9,234.29 km) |
| Portugalete to Bonita Springs (Florida) | 4,451.86 mi (7,164.58 km) |
| Portugalete to Bonney Lake (Washington) | 5,167.58 mi (8,316.42 km) |
| Portugalete to Boone (Iowa) | 4,364.14 mi (7,023.41 km) |
| Portugalete to Boone (North Carolina) | 4,049.60 mi (6,517.20 km) |
| Portugalete to Borger (Texas) | 4,954.84 mi (7,974.04 km) |
| Portugalete to Bossier City (Louisiana) | 4,752.38 mi (7,648.21 km) |
| Portugalete to Boston (Massachusetts) | 3,349.84 mi (5,391.05 km) |
| Portugalete to Bostonia (California) | 5,726.85 mi (9,216.48 km) |
| Portugalete to Bothell (Washington) | 5,137.75 mi (8,268.42 km) |
| Portugalete to Bothell East (Washington) | 5,135.43 mi (8,264.68 km) |
| Portugalete to Bothell West (Washington) | 5,137.18 mi (8,267.49 km) |
| Portugalete to Boulder (Colorado) | 4,915.65 mi (7,910.97 km) |
| Portugalete to Boulder City (Nevada) | 5,495.18 mi (8,843.64 km) |
| Portugalete to Bound Brook (New Jersey) | 3,564.09 mi (5,735.85 km) |
