| Alton to Bilecik | 1,660.60 mi (2,672.48 km) |
| Alton to Bingol | 2,160.61 mi (3,477.17 km) |
| Alton to Birecik | 2,132.30 mi (3,431.60 km) |
| Alton to Bitlis | 2,250.05 mi (3,621.11 km) |
| Alton to Bodrum | 1,696.67 mi (2,730.53 km) |
| Alton to Bogazliyan | 1,922.83 mi (3,094.50 km) |
| Alton to Bolu | 1,704.71 mi (2,743.46 km) |
| Alton to Bolvadin | 1,766.75 mi (2,843.31 km) |
| Alton to Bor | 1,950.44 mi (3,138.92 km) |
| Alton to Borcka | 2,113.09 mi (3,400.69 km) |
| Alton to Boyabat | 1,810.87 mi (2,914.32 km) |
| Alton to Bozdogan | 1,701.94 mi (2,739.01 km) |
| Alton to Bozkir | 1,884.86 mi (3,033.38 km) |
| Alton to Bozkurt | 1,748.21 mi (2,813.48 km) |
| Alton to Bozuyuk | 1,672.97 mi (2,692.38 km) |
