| Dartford to Brownsburg (Indiana) | 4,010.52 mi (6,454.31 km) |
| Dartford to Brownsville (Florida) | 4,443.07 mi (7,150.43 km) |
| Dartford to Brownsville (Texas) | 5,144.72 mi (8,279.63 km) |
| Dartford to Brownwood (Texas) | 4,902.59 mi (7,889.95 km) |
| Dartford to Brunswick (Georgia) | 4,229.69 mi (6,807.03 km) |
| Dartford to Brunswick (Ohio) | 3,766.83 mi (6,062.12 km) |
| Dartford to Brushy Creek (Texas) | 4,917.75 mi (7,914.36 km) |
| Dartford to Bryan (Texas) | 4,856.91 mi (7,816.44 km) |
| Dartford to Bryant (Arkansas) | 4,502.79 mi (7,246.54 km) |
| Dartford to Bryn Mawr-Skyway (Washington) | 4,801.07 mi (7,726.57 km) |
| Dartford to Buckeye (Arizona) | 5,304.96 mi (8,537.50 km) |
| Dartford to Buckhall (Virginia) | 3,705.30 mi (5,963.10 km) |
| Dartford to Bucyrus (Ohio) | 3,832.14 mi (6,167.24 km) |
| Dartford to Buda (Texas) | 4,944.94 mi (7,958.11 km) |
| Dartford to Buena Park (California) | 5,458.23 mi (8,784.18 km) |
