| Port Huron to Bilecik | 5,314.84 mi (8,553.41 km) |
| Port Huron to Bingol | 5,748.78 mi (9,251.76 km) |
| Port Huron to Birecik | 5,762.76 mi (9,274.26 km) |
| Port Huron to Bitlis | 5,828.39 mi (9,379.89 km) |
| Port Huron to Bodrum | 5,371.74 mi (8,644.98 km) |
| Port Huron to Bogazliyan | 5,552.50 mi (8,935.89 km) |
| Port Huron to Bolu | 5,344.28 mi (8,600.79 km) |
| Port Huron to Bolvadin | 5,425.63 mi (8,731.70 km) |
| Port Huron to Bor | 5,596.45 mi (9,006.62 km) |
| Port Huron to Borcka | 5,652.07 mi (9,096.14 km) |
| Port Huron to Boyabat | 5,418.12 mi (8,719.62 km) |
| Port Huron to Bozdogan | 5,374.66 mi (8,649.68 km) |
| Port Huron to Bozkir | 5,547.35 mi (8,927.59 km) |
| Port Huron to Bozkurt | 5,417.20 mi (8,718.14 km) |
| Port Huron to Bozuyuk | 5,328.66 mi (8,575.65 km) |
