| Povoa de Santa Iria to Blue Springs (Missouri) | 4,390.22 mi (7,065.38 km) |
| Povoa de Santa Iria to Bluffdale (Utah) | 5,114.06 mi (8,230.29 km) |
| Povoa de Santa Iria to Bluffton (Indiana) | 3,907.31 mi (6,288.20 km) |
| Povoa de Santa Iria to Bluffton (South Carolina) | 3,962.25 mi (6,376.63 km) |
| Povoa de Santa Iria to Blythe (California) | 5,527.67 mi (8,895.93 km) |
| Povoa de Santa Iria to Blytheville (Arkansas) | 4,287.63 mi (6,900.27 km) |
| Povoa de Santa Iria to Boca Raton (Florida) | 4,120.82 mi (6,631.82 km) |
| Povoa de Santa Iria to Boerne (Texas) | 4,946.92 mi (7,961.30 km) |
| Povoa de Santa Iria to Bogalusa (Louisiana) | 4,466.98 mi (7,188.91 km) |
| Povoa de Santa Iria to Boiling Springs (South Carolina) | 3,924.11 mi (6,315.25 km) |
| Povoa de Santa Iria to Boise (Idaho) | 5,151.23 mi (8,290.10 km) |
| Povoa de Santa Iria to Bolingbrook (Illinois) | 4,016.67 mi (6,464.20 km) |
| Povoa de Santa Iria to Bolivar (Missouri) | 4,398.76 mi (7,079.12 km) |
| Povoa de Santa Iria to Bon Air (Virginia) | 3,628.93 mi (5,840.19 km) |
| Povoa de Santa Iria to Bonham (Texas) | 4,676.60 mi (7,526.27 km) |
