| Reguengos de Monsaraz to Silver Firs (Washington) | 5,251.50 mi (8,451.47 km) |
| Reguengos de Monsaraz to Silver Spring (Maryland) | 3,648.98 mi (5,872.46 km) |
| Reguengos de Monsaraz to Silver Springs Shores (Florida) | 4,211.74 mi (6,778.15 km) |
| Reguengos de Monsaraz to Silverdale (Washington) | 5,278.90 mi (8,495.57 km) |
| Reguengos de Monsaraz to Silverton (Oregon) | 5,408.72 mi (8,704.49 km) |
| Reguengos de Monsaraz to Simi Valley (California) | 5,760.00 mi (9,269.82 km) |
| Reguengos de Monsaraz to Simpsonville (South Carolina) | 4,036.59 mi (6,496.26 km) |
| Reguengos de Monsaraz to Sioux City (Iowa) | 4,453.11 mi (7,166.58 km) |
| Reguengos de Monsaraz to Sioux Falls (South Dakota) | 4,432.45 mi (7,133.34 km) |
| Reguengos de Monsaraz to Skokie (Illinois) | 4,076.42 mi (6,560.37 km) |
| Reguengos de Monsaraz to Sleepy Hollow (New York) | 3,441.14 mi (5,537.98 km) |
| Reguengos de Monsaraz to Slidell (Louisiana) | 4,569.26 mi (7,353.51 km) |
| Reguengos de Monsaraz to Smithfield (North Carolina) | 3,814.88 mi (6,139.45 km) |
| Reguengos de Monsaraz to Smithfield (Utah) | 5,134.76 mi (8,263.60 km) |
| Reguengos de Monsaraz to Smithville (Missouri) | 4,478.07 mi (7,206.75 km) |
