| Slupca to Somersworth (New Hampshire) | 3,904.11 mi (6,283.06 km) |
| Slupca to Somerton (Arizona) | 5,910.06 mi (9,511.32 km) |
| Slupca to Somerville (Massachusetts) | 3,952.82 mi (6,361.44 km) |
| Slupca to Somerville (New Jersey) | 4,170.59 mi (6,711.92 km) |
| Slupca to Sonoma (California) | 5,738.84 mi (9,235.77 km) |
| Slupca to Soquel (California) | 5,809.82 mi (9,350.01 km) |
| Slupca to South Bend (Indiana) | 4,526.22 mi (7,284.25 km) |
| Slupca to South Bradenton (Florida) | 5,150.64 mi (8,289.16 km) |
| Slupca to South Burlington (Vermont) | 3,932.25 mi (6,328.34 km) |
| Slupca to South Charleston (West Virginia) | 4,541.64 mi (7,309.07 km) |
| Slupca to South Daytona (Florida) | 4,998.77 mi (8,044.74 km) |
| Slupca to South El Monte (California) | 5,905.11 mi (9,503.36 km) |
| Slupca to South Elgin (Illinois) | 4,577.72 mi (7,367.13 km) |
| Slupca to South Euclid (Ohio) | 4,371.38 mi (7,035.05 km) |
| Slupca to South Farmingdale (New York) | 4,120.36 mi (6,631.09 km) |
