| Darby to Badger (Alaska) | 3,253.45 mi (5,235.93 km) |
| Darby to Bailey's Crossroads (Virginia) | 124.36 mi (200.14 km) |
| Darby to Bainbridge (Georgia) | 813.25 mi (1,308.80 km) |
| Darby to Bainbridge Island (Washington) | 2,379.37 mi (3,829.22 km) |
| Darby to Baker (Louisiana) | 1,102.10 mi (1,773.66 km) |
| Darby to Bakersfield (California) | 2,391.78 mi (3,849.20 km) |
| Darby to Balch Springs (Texas) | 1,284.57 mi (2,067.31 km) |
| Darby to Baldwin (New York) | 100.69 mi (162.05 km) |
| Darby to Baldwin (Pennsylvania) | 250.44 mi (403.04 km) |
| Darby to Baldwin Park (California) | 2,368.14 mi (3,811.15 km) |
| Darby to Ballenger Creek (Maryland) | 120.80 mi (194.40 km) |
| Darby to Ballwin (Missouri) | 822.04 mi (1,322.95 km) |
| Darby to Baltimore (Maryland) | 83.67 mi (134.65 km) |
| Darby to Bangor (Maine) | 473.22 mi (761.57 km) |
| Darby to Banning (California) | 2,315.02 mi (3,725.67 km) |
