| Butler to Bilecik | 5,319.05 mi (8,560.18 km) |
| Butler to Bingol | 5,770.77 mi (9,287.16 km) |
| Butler to Birecik | 5,775.40 mi (9,294.61 km) |
| Butler to Bitlis | 5,852.67 mi (9,418.96 km) |
| Butler to Bodrum | 5,363.24 mi (8,631.29 km) |
| Butler to Bogazliyan | 5,564.59 mi (8,955.34 km) |
| Butler to Bolu | 5,353.03 mi (8,614.87 km) |
| Butler to Bolvadin | 5,428.34 mi (8,736.07 km) |
| Butler to Bor | 5,604.10 mi (9,018.93 km) |
| Butler to Borcka | 5,681.84 mi (9,144.03 km) |
| Butler to Boyabat | 5,434.64 mi (8,746.21 km) |
| Butler to Bozdogan | 5,369.47 mi (8,641.33 km) |
| Butler to Bozkir | 5,548.70 mi (8,929.77 km) |
| Butler to Bozkurt | 5,414.91 mi (8,714.45 km) |
| Butler to Bozuyuk | 5,332.38 mi (8,581.64 km) |
