| Dorchester to Bilecik | 1,715.15 mi (2,760.27 km) |
| Dorchester to Bingol | 2,220.89 mi (3,574.18 km) |
| Dorchester to Birecik | 2,189.09 mi (3,522.99 km) |
| Dorchester to Bitlis | 2,310.75 mi (3,718.79 km) |
| Dorchester to Bodrum | 1,743.82 mi (2,806.40 km) |
| Dorchester to Bogazliyan | 1,980.18 mi (3,186.79 km) |
| Dorchester to Bolu | 1,761.42 mi (2,834.74 km) |
| Dorchester to Bolvadin | 1,820.16 mi (2,929.26 km) |
| Dorchester to Bor | 2,005.68 mi (3,227.84 km) |
| Dorchester to Borcka | 2,176.24 mi (3,502.32 km) |
| Dorchester to Boyabat | 1,870.65 mi (3,010.52 km) |
| Dorchester to Bozdogan | 1,751.09 mi (2,818.11 km) |
| Dorchester to Bozkir | 1,937.24 mi (3,117.69 km) |
| Dorchester to Bozkurt | 1,798.95 mi (2,895.14 km) |
| Dorchester to Bozuyuk | 1,727.22 mi (2,779.69 km) |
