| Sleaford to Hanahan (South Carolina) | 4,028.42 mi (6,483.12 km) |
| Sleaford to Hanford (California) | 5,274.35 mi (8,488.25 km) |
| Sleaford to Hannibal (Missouri) | 4,135.10 mi (6,654.80 km) |
| Sleaford to Hanover (Pennsylvania) | 3,577.62 mi (5,757.63 km) |
| Sleaford to Hanover Park (Illinois) | 3,904.03 mi (6,282.92 km) |
| Sleaford to Happy Valley (Oregon) | 4,825.78 mi (7,766.34 km) |
| Sleaford to Harker Heights (Texas) | 4,815.17 mi (7,749.26 km) |
| Sleaford to Harlingen (Texas) | 5,078.43 mi (8,172.95 km) |
| Sleaford to Harper Woods (Michigan) | 3,687.01 mi (5,933.67 km) |
| Sleaford to Harrisburg (North Carolina) | 3,937.03 mi (6,336.04 km) |
| Sleaford to Harrisburg (Pennsylvania) | 3,552.41 mi (5,717.05 km) |
| Sleaford to Harrison (Arkansas) | 4,374.03 mi (7,039.33 km) |
| Sleaford to Harrison (New Jersey) | 3,422.99 mi (5,508.78 km) |
| Sleaford to Harrison (New York) | 3,393.18 mi (5,460.79 km) |
| Sleaford to Harrison (Ohio) | 3,907.96 mi (6,289.26 km) |
