| Steenokkerzeel to Silver Firs (Washington) | 4,915.89 mi (7,911.36 km) |
| Steenokkerzeel to Silver Spring (Maryland) | 3,861.98 mi (6,215.25 km) |
| Steenokkerzeel to Silver Springs Shores (Florida) | 4,541.36 mi (7,308.61 km) |
| Steenokkerzeel to Silverdale (Washington) | 4,940.60 mi (7,951.13 km) |
| Steenokkerzeel to Silverton (Oregon) | 5,099.58 mi (8,206.98 km) |
| Steenokkerzeel to Simi Valley (California) | 5,616.94 mi (9,039.59 km) |
| Steenokkerzeel to Simpsonville (South Carolina) | 4,274.86 mi (6,879.72 km) |
| Steenokkerzeel to Sioux City (Iowa) | 4,430.18 mi (7,129.69 km) |
| Steenokkerzeel to Sioux Falls (South Dakota) | 4,389.82 mi (7,064.74 km) |
| Steenokkerzeel to Skokie (Illinois) | 4,139.15 mi (6,661.32 km) |
| Steenokkerzeel to Sleepy Hollow (New York) | 3,641.57 mi (5,860.54 km) |
| Steenokkerzeel to Slidell (Louisiana) | 4,799.57 mi (7,724.16 km) |
| Steenokkerzeel to Smithfield (North Carolina) | 4,077.97 mi (6,562.86 km) |
| Steenokkerzeel to Smithfield (Utah) | 4,973.20 mi (8,003.59 km) |
| Steenokkerzeel to Smithville (Missouri) | 4,521.16 mi (7,276.11 km) |
