| Sleaford to Harrison (Wisconsin) | 3,804.65 mi (6,122.99 km) |
| Sleaford to Harrisonburg (Virginia) | 3,716.51 mi (5,981.15 km) |
| Sleaford to Hartford (Connecticut) | 3,319.08 mi (5,341.54 km) |
| Sleaford to Hartford (Wisconsin) | 3,848.81 mi (6,194.05 km) |
| Sleaford to Hartselle (Alabama) | 4,228.74 mi (6,805.51 km) |
| Sleaford to Hartsville (Tennessee) | 4,100.79 mi (6,599.59 km) |
| Sleaford to Harvey (Illinois) | 3,903.64 mi (6,282.31 km) |
| Sleaford to Harvey (Louisiana) | 4,584.58 mi (7,378.16 km) |
| Sleaford to Hasbrouck Heights (New Jersey) | 3,414.52 mi (5,495.14 km) |
| Sleaford to Haslett (Michigan) | 3,728.07 mi (5,999.75 km) |
| Sleaford to Hastings (Minnesota) | 3,942.13 mi (6,344.24 km) |
| Sleaford to Hastings (Nebraska) | 4,342.87 mi (6,989.18 km) |
| Sleaford to Hattiesburg (Mississippi) | 4,481.49 mi (7,212.26 km) |
| Sleaford to Hauppauge (New York) | 3,381.99 mi (5,442.79 km) |
| Sleaford to Havelock (North Carolina) | 3,806.08 mi (6,125.30 km) |
