| Castricum to Bahcesaray | 2,070.10 mi (3,331.51 km) |
| Castricum to Balikesir | 1,415.26 mi (2,277.65 km) |
| Castricum to Balya | 1,398.47 mi (2,250.62 km) |
| Castricum to Banaz | 1,529.04 mi (2,460.75 km) |
| Castricum to Bandirma | 1,382.67 mi (2,225.19 km) |
| Castricum to Bartin | 1,490.77 mi (2,399.16 km) |
| Castricum to Baskale | 2,123.25 mi (3,417.04 km) |
| Castricum to Baskil | 1,888.35 mi (3,039.01 km) |
| Castricum to Basmakci | 1,581.45 mi (2,545.10 km) |
| Castricum to Batman | 2,013.04 mi (3,239.67 km) |
| Castricum to Battalgazi | 1,876.83 mi (3,020.46 km) |
| Castricum to Bayat | 1,611.28 mi (2,593.10 km) |
| Castricum to Bayburt | 1,869.60 mi (3,008.83 km) |
| Castricum to Bayindir | 1,479.57 mi (2,381.13 km) |
| Castricum to Baykan | 2,026.78 mi (3,261.78 km) |
