| Portlethen to Bonita (California) | 5,176.17 mi (8,330.24 km) |
| Portlethen to Bonita Springs (Florida) | 4,325.84 mi (6,961.76 km) |
| Portlethen to Bonney Lake (Washington) | 4,456.32 mi (7,171.75 km) |
| Portlethen to Boone (Iowa) | 3,913.73 mi (6,298.54 km) |
| Portlethen to Boone (North Carolina) | 3,790.98 mi (6,100.99 km) |
| Portlethen to Borger (Texas) | 4,510.85 mi (7,259.52 km) |
| Portlethen to Bossier City (Louisiana) | 4,419.60 mi (7,112.66 km) |
| Portlethen to Boston (Massachusetts) | 3,096.31 mi (4,983.03 km) |
| Portlethen to Bostonia (California) | 5,164.61 mi (8,311.64 km) |
| Portlethen to Bothell (Washington) | 4,422.14 mi (7,116.75 km) |
| Portlethen to Bothell East (Washington) | 4,419.72 mi (7,112.85 km) |
| Portlethen to Bothell West (Washington) | 4,421.12 mi (7,115.10 km) |
| Portlethen to Boulder (Colorado) | 4,391.81 mi (7,067.94 km) |
| Portlethen to Boulder City (Nevada) | 4,926.29 mi (7,928.10 km) |
| Portlethen to Bound Brook (New Jersey) | 3,308.44 mi (5,324.41 km) |
