| Acton to Bilecik | 1,638.17 mi (2,636.38 km) |
| Acton to Bingol | 2,133.57 mi (3,433.64 km) |
| Acton to Birecik | 2,108.00 mi (3,392.50 km) |
| Acton to Bitlis | 2,222.65 mi (3,577.00 km) |
| Acton to Bodrum | 1,679.56 mi (2,702.99 km) |
| Acton to Bogazliyan | 1,898.17 mi (3,054.81 km) |
| Acton to Bolu | 1,680.62 mi (2,704.69 km) |
| Acton to Bolvadin | 1,745.12 mi (2,808.50 km) |
| Acton to Bor | 1,927.37 mi (3,101.80 km) |
| Acton to Borcka | 2,083.65 mi (3,353.31 km) |
| Acton to Boyabat | 1,784.33 mi (2,871.60 km) |
| Acton to Bozdogan | 1,683.43 mi (2,709.21 km) |
| Acton to Bozkir | 1,863.93 mi (2,999.70 km) |
| Acton to Bozkurt | 1,728.54 mi (2,781.81 km) |
| Acton to Bozuyuk | 1,650.76 mi (2,656.64 km) |
