| Sleaford to Somersworth (New Hampshire) | 3,183.33 mi (5,123.07 km) |
| Sleaford to Somerton (Arizona) | 5,333.30 mi (8,583.12 km) |
| Sleaford to Somerville (Massachusetts) | 3,228.91 mi (5,196.43 km) |
| Sleaford to Somerville (New Jersey) | 3,448.94 mi (5,550.53 km) |
| Sleaford to Sonoma (California) | 5,241.86 mi (8,435.95 km) |
| Sleaford to Soquel (California) | 5,303.04 mi (8,534.42 km) |
| Sleaford to South Bend (Indiana) | 3,848.68 mi (6,193.86 km) |
| Sleaford to South Bradenton (Florida) | 4,410.24 mi (7,097.59 km) |
| Sleaford to South Burlington (Vermont) | 3,223.82 mi (5,188.24 km) |
| Sleaford to South Charleston (West Virginia) | 3,832.78 mi (6,168.27 km) |
| Sleaford to South Daytona (Florida) | 4,258.55 mi (6,853.48 km) |
| Sleaford to South El Monte (California) | 5,357.22 mi (8,621.61 km) |
| Sleaford to South Elgin (Illinois) | 3,909.86 mi (6,292.31 km) |
| Sleaford to South Euclid (Ohio) | 3,675.69 mi (5,915.45 km) |
| Sleaford to South Farmingdale (New York) | 3,396.05 mi (5,465.41 km) |
