| Castelginest to Silver Firs (Washington) | 5,242.85 mi (8,437.55 km) |
| Castelginest to Silver Spring (Maryland) | 3,926.07 mi (6,318.40 km) |
| Castelginest to Silver Springs Shores (Florida) | 4,553.91 mi (7,328.82 km) |
| Castelginest to Silverdale (Washington) | 5,268.87 mi (8,479.43 km) |
| Castelginest to Silverton (Oregon) | 5,417.09 mi (8,717.96 km) |
| Castelginest to Simi Valley (California) | 5,867.45 mi (9,442.74 km) |
| Castelginest to Simpsonville (South Carolina) | 4,331.22 mi (6,970.42 km) |
| Castelginest to Sioux City (Iowa) | 4,614.76 mi (7,426.73 km) |
| Castelginest to Sioux Falls (South Dakota) | 4,583.11 mi (7,375.81 km) |
| Castelginest to Skokie (Illinois) | 4,280.02 mi (6,888.02 km) |
| Castelginest to Sleepy Hollow (New York) | 3,708.96 mi (5,969.00 km) |
| Castelginest to Slidell (Louisiana) | 4,865.37 mi (7,830.06 km) |
| Castelginest to Smithfield (North Carolina) | 4,119.57 mi (6,629.81 km) |
| Castelginest to Smithfield (Utah) | 5,226.19 mi (8,410.75 km) |
| Castelginest to Smithville (Missouri) | 4,675.65 mi (7,524.73 km) |
