| Syosset to Siloam Springs (Arkansas) | 1,178.03 mi (1,895.85 km) |
| Syosset to Silver Firs (Washington) | 2,411.31 mi (3,880.62 km) |
| Syosset to Silver Spring (Maryland) | 224.62 mi (361.49 km) |
| Syosset to Silver Springs Shores (Florida) | 940.24 mi (1,513.17 km) |
| Syosset to Silverdale (Washington) | 2,437.56 mi (3,922.87 km) |
| Syosset to Silverton (Oregon) | 2,471.87 mi (3,978.08 km) |
| Syosset to Simi Valley (California) | 2,491.70 mi (4,010.01 km) |
| Syosset to Simpsonville (South Carolina) | 636.19 mi (1,023.85 km) |
| Syosset to Sioux City (Iowa) | 1,183.62 mi (1,904.85 km) |
| Syosset to Sioux Falls (South Dakota) | 1,200.15 mi (1,931.46 km) |
| Syosset to Skokie (Illinois) | 741.56 mi (1,193.42 km) |
| Syosset to Sleepy Hollow (New York) | 27.24 mi (43.83 km) |
| Syosset to Slidell (Louisiana) | 1,165.64 mi (1,875.92 km) |
| Syosset to Smithfield (North Carolina) | 451.01 mi (725.83 km) |
| Syosset to Smithfield (Utah) | 1,973.18 mi (3,175.53 km) |
