| Zemst to Silver Firs (Washington) | 4,910.73 mi (7,903.06 km) |
| Zemst to Silver Spring (Maryland) | 3,857.13 mi (6,207.45 km) |
| Zemst to Silver Springs Shores (Florida) | 4,536.70 mi (7,301.11 km) |
| Zemst to Silverdale (Washington) | 4,935.44 mi (7,942.83 km) |
| Zemst to Silverton (Oregon) | 5,094.40 mi (8,198.64 km) |
| Zemst to Simi Valley (California) | 5,611.69 mi (9,031.13 km) |
| Zemst to Simpsonville (South Carolina) | 4,270.02 mi (6,871.94 km) |
| Zemst to Sioux City (Iowa) | 4,424.98 mi (7,121.32 km) |
| Zemst to Sioux Falls (South Dakota) | 4,384.61 mi (7,056.34 km) |
| Zemst to Skokie (Illinois) | 4,134.05 mi (6,653.10 km) |
| Zemst to Sleepy Hollow (New York) | 3,636.72 mi (5,852.74 km) |
| Zemst to Slidell (Louisiana) | 4,794.68 mi (7,716.29 km) |
| Zemst to Smithfield (North Carolina) | 4,073.20 mi (6,555.19 km) |
| Zemst to Smithfield (Utah) | 4,967.94 mi (7,995.13 km) |
| Zemst to Smithville (Missouri) | 4,516.02 mi (7,267.83 km) |
