| Castricum to Bayramic | 1,360.16 mi (2,188.97 km) |
| Castricum to Beldibi | 1,573.08 mi (2,531.63 km) |
| Castricum to Belen | 1,884.64 mi (3,033.03 km) |
| Castricum to Bergama | 1,416.36 mi (2,279.41 km) |
| Castricum to Besikduzu | 1,794.92 mi (2,888.65 km) |
| Castricum to Besiri | 2,017.94 mi (3,247.57 km) |
| Castricum to Besni | 1,891.08 mi (3,043.40 km) |
| Castricum to Beydag | 1,507.42 mi (2,425.96 km) |
| Castricum to Beykoz | 1,387.24 mi (2,232.55 km) |
| Castricum to Beylikduzu | 1,376.44 mi (2,215.17 km) |
| Castricum to Beypazari | 1,541.25 mi (2,480.41 km) |
| Castricum to Beysehir | 1,655.64 mi (2,664.50 km) |
| Castricum to Biga | 1,362.07 mi (2,192.05 km) |
| Castricum to Bigadic | 1,436.44 mi (2,311.72 km) |
| Castricum to Bilecik | 1,468.12 mi (2,362.72 km) |
