| Sleaford to Ukiah (California) | 5,212.71 mi (8,389.04 km) |
| Sleaford to Union (Missouri) | 4,183.39 mi (6,732.51 km) |
| Sleaford to Union City (California) | 5,269.52 mi (8,480.47 km) |
| Sleaford to Union City (Georgia) | 4,177.67 mi (6,723.31 km) |
| Sleaford to Union City (New Jersey) | 3,417.10 mi (5,499.28 km) |
| Sleaford to Union City (Tennessee) | 4,210.47 mi (6,776.10 km) |
| Sleaford to Union Hill-Novelty Hill (Washington) | 4,683.69 mi (7,537.66 km) |
| Sleaford to Union Park (Florida) | 4,298.58 mi (6,917.89 km) |
| Sleaford to Uniondale (New York) | 3,401.92 mi (5,474.86 km) |
| Sleaford to Universal City (Texas) | 4,920.69 mi (7,919.09 km) |
| Sleaford to University (Florida) | 4,372.43 mi (7,036.75 km) |
| Sleaford to University City (Missouri) | 4,147.38 mi (6,674.56 km) |
| Sleaford to University Heights (Ohio) | 3,677.44 mi (5,918.27 km) |
| Sleaford to University of California-Santa Barbara (California) | 5,391.84 mi (8,677.33 km) |
| Sleaford to University Park (Texas) | 4,688.10 mi (7,544.76 km) |
