| Sleaford to Delhi (California) | 5,243.43 mi (8,438.49 km) |
| Sleaford to Delray Beach (Florida) | 4,360.28 mi (7,017.19 km) |
| Sleaford to Deltona (Florida) | 4,280.34 mi (6,888.53 km) |
| Sleaford to Deming (New Mexico) | 5,117.12 mi (8,235.21 km) |
| Sleaford to Denison (Texas) | 4,631.89 mi (7,454.31 km) |
| Sleaford to Dent (Ohio) | 3,906.31 mi (6,286.61 km) |
| Sleaford to Denton (Texas) | 4,681.76 mi (7,534.57 km) |
| Sleaford to Dentsville (South Carolina) | 4,010.01 mi (6,453.49 km) |
| Sleaford to Denver (Colorado) | 4,609.88 mi (7,418.89 km) |
| Sleaford to Depew (New York) | 3,503.97 mi (5,639.10 km) |
| Sleaford to Derby (Connecticut) | 3,354.40 mi (5,398.38 km) |
| Sleaford to Derby (Kansas) | 4,459.01 mi (7,176.09 km) |
| Sleaford to Des Moines (Iowa) | 4,123.60 mi (6,636.29 km) |
| Sleaford to Des Moines (Washington) | 4,707.64 mi (7,576.21 km) |
| Sleaford to Des Plaines (Illinois) | 3,892.47 mi (6,264.33 km) |
