| Acton to Belvedere Marittimo | 1,128.67 mi (1,816.42 km) |
| Acton to Benevento | 1,011.29 mi (1,627.52 km) |
| Acton to Bergamo | 605.59 mi (974.60 km) |
| Acton to Bernalda | 1,113.37 mi (1,791.80 km) |
| Acton to Bertinoro | 766.17 mi (1,233.04 km) |
| Acton to Besana in Brianza | 592.30 mi (953.21 km) |
| Acton to Besozzo | 564.36 mi (908.24 km) |
| Acton to Biancavilla | 1,208.40 mi (1,944.73 km) |
| Acton to Biassono | 595.08 mi (957.68 km) |
| Acton to Bibbiano | 683.80 mi (1,100.47 km) |
| Acton to Bibbiena | 778.20 mi (1,252.40 km) |
| Acton to Biella | 559.93 mi (901.12 km) |
| Acton to Bisceglie | 1,064.54 mi (1,713.21 km) |
| Acton to Bisignano | 1,147.81 mi (1,847.22 km) |
| Acton to Bitetto | 1,083.83 mi (1,744.25 km) |
