| Slough to Bilecik | 1,651.15 mi (2,657.28 km) |
| Slough to Bingol | 2,147.04 mi (3,455.33 km) |
| Slough to Birecik | 2,121.22 mi (3,413.77 km) |
| Slough to Bitlis | 2,236.15 mi (3,598.73 km) |
| Slough to Bodrum | 1,691.73 mi (2,722.58 km) |
| Slough to Bogazliyan | 1,911.42 mi (3,076.14 km) |
| Slough to Bolu | 1,693.80 mi (2,725.91 km) |
| Slough to Bolvadin | 1,758.00 mi (2,829.23 km) |
| Slough to Bor | 1,940.44 mi (3,122.83 km) |
| Slough to Borcka | 2,097.26 mi (3,375.22 km) |
| Slough to Boyabat | 1,797.76 mi (2,893.22 km) |
| Slough to Bozdogan | 1,695.83 mi (2,729.18 km) |
| Slough to Bozkir | 1,876.71 mi (3,020.27 km) |
| Slough to Bozkurt | 1,741.13 mi (2,802.08 km) |
| Slough to Bozuyuk | 1,663.71 mi (2,677.49 km) |
