| Darby to Buena Park (California) | 2,375.86 mi (3,823.58 km) |
| Darby to Buenaventura Lakes (Florida) | 872.50 mi (1,404.15 km) |
| Darby to Buffalo (Minnesota) | 1,011.34 mi (1,627.59 km) |
| Darby to Buffalo (New York) | 277.40 mi (446.42 km) |
| Darby to Buffalo Grove (Illinois) | 679.08 mi (1,092.87 km) |
| Darby to Buford (Georgia) | 626.01 mi (1,007.47 km) |
| Darby to Bull Run (Virginia) | 144.16 mi (232.01 km) |
| Darby to Bullhead City (Arizona) | 2,160.60 mi (3,477.15 km) |
| Darby to Burbank (California) | 2,383.93 mi (3,836.57 km) |
| Darby to Burbank (Illinois) | 665.26 mi (1,070.63 km) |
| Darby to Burien (Washington) | 2,370.88 mi (3,815.57 km) |
| Darby to Burkburnett (Texas) | 1,343.49 mi (2,162.14 km) |
| Darby to Burke (Virginia) | 133.00 mi (214.04 km) |
| Darby to Burke Centre (Virginia) | 134.04 mi (215.72 km) |
| Darby to Burleson (Texas) | 1,327.98 mi (2,137.17 km) |
