| Darby to Beltsville (Maryland) | 107.46 mi (172.94 km) |
| Darby to Belvedere Park (Georgia) | 654.74 mi (1,053.69 km) |
| Darby to Belvidere (Illinois) | 725.69 mi (1,167.88 km) |
| Darby to Bemidji (Minnesota) | 1,106.16 mi (1,780.20 km) |
| Darby to Benbrook (Texas) | 1,329.22 mi (2,139.18 km) |
| Darby to Bend (Oregon) | 2,351.07 mi (3,783.69 km) |
| Darby to Benicia (California) | 2,492.05 mi (4,010.56 km) |
| Darby to Bensenville (Illinois) | 676.09 mi (1,088.07 km) |
| Darby to Bensville (Maryland) | 129.76 mi (208.83 km) |
| Darby to Benton (Arkansas) | 1,019.00 mi (1,639.92 km) |
| Darby to Bentonville (Arkansas) | 1,057.69 mi (1,702.19 km) |
| Darby to Berea (Kentucky) | 512.15 mi (824.23 km) |
| Darby to Berea (Ohio) | 360.24 mi (579.75 km) |
| Darby to Berea (South Carolina) | 526.59 mi (847.47 km) |
| Darby to Bergenfield (New Jersey) | 95.97 mi (154.45 km) |
