| Portishead to Bonita (California) | 5,393.60 mi (8,680.16 km) |
| Portishead to Bonita Springs (Florida) | 4,354.59 mi (7,008.03 km) |
| Portishead to Bonney Lake (Washington) | 4,734.75 mi (7,619.84 km) |
| Portishead to Boone (Iowa) | 4,076.24 mi (6,560.07 km) |
| Portishead to Boone (North Carolina) | 3,870.49 mi (6,228.95 km) |
| Portishead to Borger (Texas) | 4,674.69 mi (7,523.19 km) |
| Portishead to Bossier City (Louisiana) | 4,535.70 mi (7,299.50 km) |
| Portishead to Boston (Massachusetts) | 3,166.15 mi (5,095.43 km) |
| Portishead to Bostonia (California) | 5,382.19 mi (8,661.80 km) |
| Portishead to Bothell (Washington) | 4,702.34 mi (7,567.68 km) |
| Portishead to Bothell East (Washington) | 4,699.95 mi (7,563.84 km) |
| Portishead to Bothell West (Washington) | 4,701.51 mi (7,566.35 km) |
| Portishead to Boulder (Colorado) | 4,589.01 mi (7,385.30 km) |
| Portishead to Boulder City (Nevada) | 5,145.55 mi (8,280.96 km) |
| Portishead to Bound Brook (New Jersey) | 3,381.72 mi (5,442.35 km) |
