| Wickford to Silver Firs (Washington) | 4,776.02 mi (7,686.26 km) |
| Wickford to Silver Spring (Maryland) | 3,683.73 mi (5,928.39 km) |
| Wickford to Silver Springs Shores (Florida) | 4,362.47 mi (7,020.72 km) |
| Wickford to Silverdale (Washington) | 4,801.13 mi (7,726.67 km) |
| Wickford to Silverton (Oregon) | 4,957.32 mi (7,978.03 km) |
| Wickford to Simi Valley (California) | 5,460.01 mi (8,787.03 km) |
| Wickford to Simpsonville (South Carolina) | 4,096.52 mi (6,592.71 km) |
| Wickford to Sioux City (Iowa) | 4,261.63 mi (6,858.44 km) |
| Wickford to Sioux Falls (South Dakota) | 4,222.36 mi (6,795.24 km) |
| Wickford to Skokie (Illinois) | 3,965.63 mi (6,382.06 km) |
| Wickford to Sleepy Hollow (New York) | 3,463.34 mi (5,573.71 km) |
| Wickford to Slidell (Louisiana) | 4,621.71 mi (7,437.93 km) |
| Wickford to Smithfield (North Carolina) | 3,899.26 mi (6,275.26 km) |
| Wickford to Smithfield (Utah) | 4,816.06 mi (7,750.70 km) |
| Wickford to Smithville (Missouri) | 4,349.27 mi (6,999.47 km) |
