| Castricum to Brownsburg (Indiana) | 4,145.70 mi (6,671.86 km) |
| Castricum to Brownsville (Florida) | 4,613.59 mi (7,424.86 km) |
| Castricum to Brownsville (Texas) | 5,286.68 mi (8,508.09 km) |
| Castricum to Brownwood (Texas) | 5,031.69 mi (8,097.72 km) |
| Castricum to Brunswick (Georgia) | 4,389.97 mi (7,064.97 km) |
| Castricum to Brunswick (Ohio) | 3,906.19 mi (6,286.41 km) |
| Castricum to Brushy Creek (Texas) | 5,051.39 mi (8,129.42 km) |
| Castricum to Bryan (Texas) | 4,992.80 mi (8,035.14 km) |
| Castricum to Bryant (Arkansas) | 4,638.34 mi (7,464.68 km) |
| Castricum to Bryn Mawr-Skyway (Washington) | 4,851.18 mi (7,807.22 km) |
| Castricum to Buckeye (Arizona) | 5,402.84 mi (8,695.04 km) |
| Castricum to Buckhall (Virginia) | 3,857.17 mi (6,207.52 km) |
| Castricum to Bucyrus (Ohio) | 3,970.70 mi (6,390.22 km) |
| Castricum to Buda (Texas) | 5,079.15 mi (8,174.11 km) |
| Castricum to Buena Park (California) | 5,543.30 mi (8,921.08 km) |
