| Sleaford to Bonita (California) | 5,405.01 mi (8,698.53 km) |
| Sleaford to Bonita Springs (Florida) | 4,434.92 mi (7,137.32 km) |
| Sleaford to Bonney Lake (Washington) | 4,716.12 mi (7,589.87 km) |
| Sleaford to Boone (Iowa) | 4,109.34 mi (6,613.35 km) |
| Sleaford to Boone (North Carolina) | 3,933.69 mi (6,330.66 km) |
| Sleaford to Borger (Texas) | 4,707.99 mi (7,576.77 km) |
| Sleaford to Bossier City (Louisiana) | 4,586.96 mi (7,382.00 km) |
| Sleaford to Boston (Massachusetts) | 3,231.38 mi (5,200.40 km) |
| Sleaford to Bostonia (California) | 5,393.53 mi (8,680.05 km) |
| Sleaford to Bothell (Washington) | 4,682.76 mi (7,536.17 km) |
| Sleaford to Bothell East (Washington) | 4,680.35 mi (7,532.30 km) |
| Sleaford to Bothell West (Washington) | 4,681.83 mi (7,534.67 km) |
| Sleaford to Boulder (Colorado) | 4,608.50 mi (7,416.66 km) |
| Sleaford to Boulder City (Nevada) | 5,155.93 mi (8,297.67 km) |
| Sleaford to Bound Brook (New Jersey) | 3,446.21 mi (5,546.14 km) |
