| Westervoort to Silver Firs (Washington) | 4,891.52 mi (7,872.14 km) |
| Westervoort to Silver Spring (Maryland) | 3,893.16 mi (6,265.43 km) |
| Westervoort to Silver Springs Shores (Florida) | 4,579.91 mi (7,370.65 km) |
| Westervoort to Silverdale (Washington) | 4,915.88 mi (7,911.34 km) |
| Westervoort to Silverton (Oregon) | 5,077.09 mi (8,170.79 km) |
| Westervoort to Simi Valley (California) | 5,608.32 mi (9,025.71 km) |
| Westervoort to Simpsonville (South Carolina) | 4,306.42 mi (6,930.51 km) |
| Westervoort to Sioux City (Iowa) | 4,437.36 mi (7,141.25 km) |
| Westervoort to Sioux Falls (South Dakota) | 4,395.34 mi (7,073.62 km) |
| Westervoort to Skokie (Illinois) | 4,155.53 mi (6,687.67 km) |
| Westervoort to Sleepy Hollow (New York) | 3,672.75 mi (5,910.72 km) |
| Westervoort to Slidell (Louisiana) | 4,828.35 mi (7,770.48 km) |
| Westervoort to Smithfield (North Carolina) | 4,112.56 mi (6,618.53 km) |
| Westervoort to Smithfield (Utah) | 4,965.19 mi (7,990.69 km) |
| Westervoort to Smithville (Missouri) | 4,534.06 mi (7,296.86 km) |
