| Castricum to Bailey's Crossroads (Virginia) | 3,838.87 mi (6,178.06 km) |
| Castricum to Bainbridge (Georgia) | 4,525.69 mi (7,283.39 km) |
| Castricum to Bainbridge Island (Washington) | 4,849.63 mi (7,804.72 km) |
| Castricum to Baker (Louisiana) | 4,799.51 mi (7,724.07 km) |
| Castricum to Bakersfield (California) | 5,485.17 mi (8,827.52 km) |
| Castricum to Balch Springs (Texas) | 4,891.12 mi (7,871.49 km) |
| Castricum to Baldwin (New York) | 3,616.55 mi (5,820.27 km) |
| Castricum to Baldwin (Pennsylvania) | 3,877.15 mi (6,239.66 km) |
| Castricum to Baldwin Park (California) | 5,529.01 mi (8,898.09 km) |
| Castricum to Ballenger Creek (Maryland) | 3,825.10 mi (6,155.90 km) |
| Castricum to Ballwin (Missouri) | 4,361.62 mi (7,019.34 km) |
| Castricum to Baltimore (Maryland) | 3,797.07 mi (6,110.80 km) |
| Castricum to Bangor (Maine) | 3,244.68 mi (5,221.80 km) |
| Castricum to Banning (California) | 5,504.92 mi (8,859.31 km) |
| Castricum to Baraboo (Wisconsin) | 4,089.24 mi (6,580.99 km) |
