| Middelharnis to Silver Firs (Washington) | 4,860.42 mi (7,822.09 km) |
| Middelharnis to Silver Spring (Maryland) | 3,827.38 mi (6,159.57 km) |
| Middelharnis to Silver Springs Shores (Florida) | 4,510.92 mi (7,259.63 km) |
| Middelharnis to Silverdale (Washington) | 4,885.05 mi (7,861.73 km) |
| Middelharnis to Silverton (Oregon) | 5,044.55 mi (8,118.43 km) |
| Middelharnis to Simi Valley (California) | 5,565.76 mi (8,957.22 km) |
| Middelharnis to Simpsonville (South Carolina) | 4,240.50 mi (6,824.42 km) |
| Middelharnis to Sioux City (Iowa) | 4,384.52 mi (7,056.20 km) |
| Middelharnis to Sioux Falls (South Dakota) | 4,343.50 mi (6,990.19 km) |
| Middelharnis to Skokie (Illinois) | 4,097.34 mi (6,594.02 km) |
| Middelharnis to Sleepy Hollow (New York) | 3,606.95 mi (5,804.82 km) |
| Middelharnis to Slidell (Louisiana) | 4,763.79 mi (7,666.57 km) |
| Middelharnis to Smithfield (North Carolina) | 4,045.25 mi (6,510.19 km) |
| Middelharnis to Smithfield (Utah) | 4,922.17 mi (7,921.46 km) |
| Middelharnis to Smithville (Missouri) | 4,477.86 mi (7,206.42 km) |
