| Fort Washington to Beltsville (Maryland) | 21.61 mi (34.77 km) |
| Fort Washington to Belvedere Park (Georgia) | 530.71 mi (854.09 km) |
| Fort Washington to Belvidere (Illinois) | 668.13 mi (1,075.25 km) |
| Fort Washington to Bemidji (Minnesota) | 1,081.37 mi (1,740.30 km) |
| Fort Washington to Benbrook (Texas) | 1,218.35 mi (1,960.75 km) |
| Fort Washington to Bend (Oregon) | 2,297.33 mi (3,697.19 km) |
| Fort Washington to Benicia (California) | 2,419.55 mi (3,893.89 km) |
| Fort Washington to Bensenville (Illinois) | 616.96 mi (992.90 km) |
| Fort Washington to Bensville (Maryland) | 8.04 mi (12.93 km) |
| Fort Washington to Benton (Arkansas) | 907.88 mi (1,461.10 km) |
| Fort Washington to Bentonville (Arkansas) | 956.28 mi (1,538.98 km) |
| Fort Washington to Berea (Kentucky) | 403.34 mi (649.12 km) |
| Fort Washington to Berea (Ohio) | 314.81 mi (506.63 km) |
| Fort Washington to Berea (South Carolina) | 402.43 mi (647.65 km) |
| Fort Washington to Bergenfield (New Jersey) | 219.92 mi (353.92 km) |
