| Sleaford to Belvedere Marittimo | 1,201.83 mi (1,934.16 km) |
| Sleaford to Benevento | 1,083.30 mi (1,743.40 km) |
| Sleaford to Bergamo | 677.31 mi (1,090.03 km) |
| Sleaford to Bernalda | 1,182.11 mi (1,902.43 km) |
| Sleaford to Bertinoro | 835.85 mi (1,345.16 km) |
| Sleaford to Besana in Brianza | 665.61 mi (1,071.20 km) |
| Sleaford to Besozzo | 639.53 mi (1,029.23 km) |
| Sleaford to Biancavilla | 1,288.46 mi (2,073.58 km) |
| Sleaford to Biassono | 668.80 mi (1,076.33 km) |
| Sleaford to Bibbiano | 757.31 mi (1,218.77 km) |
| Sleaford to Bibbiena | 850.84 mi (1,369.29 km) |
| Sleaford to Biella | 639.05 mi (1,028.45 km) |
| Sleaford to Bisceglie | 1,131.24 mi (1,820.55 km) |
| Sleaford to Bisignano | 1,220.11 mi (1,963.58 km) |
| Sleaford to Bitetto | 1,150.51 mi (1,851.56 km) |
