| Oostakker to Silver Firs (Washington) | 4,887.18 mi (7,865.16 km) |
| Oostakker to Silver Spring (Maryland) | 3,827.39 mi (6,159.60 km) |
| Oostakker to Silver Springs Shores (Florida) | 4,506.88 mi (7,253.13 km) |
| Oostakker to Silverdale (Washington) | 4,911.96 mi (7,905.04 km) |
| Oostakker to Silverton (Oregon) | 5,070.47 mi (8,160.14 km) |
| Oostakker to Simi Valley (California) | 5,585.39 mi (8,988.81 km) |
| Oostakker to Simpsonville (South Carolina) | 4,240.27 mi (6,824.06 km) |
| Oostakker to Sioux City (Iowa) | 4,396.77 mi (7,075.92 km) |
| Oostakker to Sioux Falls (South Dakota) | 4,356.57 mi (7,011.22 km) |
| Oostakker to Skokie (Illinois) | 4,105.04 mi (6,606.42 km) |
| Oostakker to Sleepy Hollow (New York) | 3,606.99 mi (5,804.89 km) |
| Oostakker to Slidell (Louisiana) | 4,765.00 mi (7,668.53 km) |
| Oostakker to Smithfield (North Carolina) | 4,043.41 mi (6,507.23 km) |
| Oostakker to Smithfield (Utah) | 4,941.59 mi (7,952.72 km) |
| Oostakker to Smithville (Missouri) | 4,487.27 mi (7,221.57 km) |
