| Middlesex to Berkeley (California) | 2,532.57 mi (4,075.78 km) |
| Middlesex to Berkley (Colorado) | 1,604.04 mi (2,581.46 km) |
| Middlesex to Berkley (Michigan) | 468.15 mi (753.41 km) |
| Middlesex to Berthoud (Colorado) | 1,598.02 mi (2,571.76 km) |
| Middlesex to Berwick (Pennsylvania) | 97.26 mi (156.53 km) |
| Middlesex to Berwyn (Illinois) | 695.63 mi (1,119.50 km) |
| Middlesex to Bessemer (Alabama) | 848.10 mi (1,364.89 km) |
| Middlesex to Bethany (Oklahoma) | 1,302.71 mi (2,096.50 km) |
| Middlesex to Bethany (Oregon) | 2,426.66 mi (3,905.33 km) |
| Middlesex to Bethel Park (Pennsylvania) | 291.51 mi (469.13 km) |
| Middlesex to Bethesda (Maryland) | 177.06 mi (284.95 km) |
| Middlesex to Bethlehem (Pennsylvania) | 45.62 mi (73.41 km) |
| Middlesex to Bethpage (New York) | 54.58 mi (87.84 km) |
| Middlesex to Bettendorf (Iowa) | 833.77 mi (1,341.83 km) |
| Middlesex to Beverly (Massachusetts) | 233.09 mi (375.12 km) |
