| Portlethen to Bailey's Crossroads (Virginia) | 3,489.50 mi (5,615.81 km) |
| Portlethen to Bainbridge (Georgia) | 4,180.21 mi (6,727.40 km) |
| Portlethen to Bainbridge Island (Washington) | 4,438.01 mi (7,142.28 km) |
| Portlethen to Baker (Louisiana) | 4,437.07 mi (7,140.77 km) |
| Portlethen to Bakersfield (California) | 5,074.65 mi (8,166.87 km) |
| Portlethen to Balch Springs (Texas) | 4,511.82 mi (7,261.07 km) |
| Portlethen to Baldwin (New York) | 3,270.14 mi (5,262.78 km) |
| Portlethen to Baldwin (Pennsylvania) | 3,515.84 mi (5,658.19 km) |
| Portlethen to Baldwin Park (California) | 5,119.62 mi (8,239.23 km) |
| Portlethen to Ballenger Creek (Maryland) | 3,473.18 mi (5,589.55 km) |
| Portlethen to Ballwin (Missouri) | 3,982.47 mi (6,409.17 km) |
| Portlethen to Baltimore (Maryland) | 3,447.51 mi (5,548.23 km) |
| Portlethen to Bangor (Maine) | 2,894.07 mi (4,657.56 km) |
| Portlethen to Banning (California) | 5,096.31 mi (8,201.72 km) |
| Portlethen to Baraboo (Wisconsin) | 3,701.28 mi (5,956.63 km) |
