| Middlesex to Bridgeport (Connecticut) | 80.45 mi (129.47 km) |
| Middlesex to Bridgeton (Missouri) | 854.95 mi (1,375.91 km) |
| Middlesex to Bridgetown (Ohio) | 546.03 mi (878.75 km) |
| Middlesex to Bridgeview (Illinois) | 696.13 mi (1,120.31 km) |
| Middlesex to Brigham City (Utah) | 1,942.16 mi (3,125.61 km) |
| Middlesex to Brighton (Colorado) | 1,589.68 mi (2,558.35 km) |
| Middlesex to Bristol (Connecticut) | 111.54 mi (179.51 km) |
| Middlesex to Bristol (Tennessee) | 500.42 mi (805.34 km) |
| Middlesex to Bristol (Virginia) | 495.48 mi (797.39 km) |
| Middlesex to Broadlands (Virginia) | 192.88 mi (310.41 km) |
| Middlesex to Broadview Heights (Ohio) | 377.95 mi (608.25 km) |
| Middlesex to Brock Hall (Maryland) | 168.09 mi (270.51 km) |
| Middlesex to Brockton (Massachusetts) | 208.29 mi (335.21 km) |
| Middlesex to Broken Arrow (Oklahoma) | 1,192.24 mi (1,918.72 km) |
| Middlesex to Bronx (New York) | 38.32 mi (61.67 km) |
