| Darby to Berkeley (California) | 2,502.75 mi (4,027.78 km) |
| Darby to Berkley (Colorado) | 1,571.31 mi (2,528.78 km) |
| Darby to Berkley (Michigan) | 448.51 mi (721.81 km) |
| Darby to Berthoud (Colorado) | 1,566.42 mi (2,520.90 km) |
| Darby to Berwick (Pennsylvania) | 94.02 mi (151.32 km) |
| Darby to Berwyn (Illinois) | 667.24 mi (1,073.81 km) |
| Darby to Bessemer (Alabama) | 790.31 mi (1,271.88 km) |
| Darby to Bethany (Oklahoma) | 1,257.06 mi (2,023.04 km) |
| Darby to Bethany (Oregon) | 2,409.38 mi (3,877.52 km) |
| Darby to Bethel Park (Pennsylvania) | 253.80 mi (408.45 km) |
| Darby to Bethesda (Maryland) | 118.28 mi (190.36 km) |
| Darby to Bethlehem (Pennsylvania) | 49.08 mi (78.98 km) |
| Darby to Bethpage (New York) | 109.63 mi (176.44 km) |
| Darby to Bettendorf (Iowa) | 803.49 mi (1,293.09 km) |
| Darby to Beverly (Massachusetts) | 292.61 mi (470.91 km) |
