| Idylwood to Silver Firs (Washington) | 2,305.39 mi (3,710.17 km) |
| Idylwood to Silver Spring (Maryland) | 12.64 mi (20.35 km) |
| Idylwood to Silver Springs Shores (Florida) | 729.23 mi (1,173.58 km) |
| Idylwood to Silverdale (Washington) | 2,330.53 mi (3,750.63 km) |
| Idylwood to Silverton (Oregon) | 2,348.08 mi (3,778.87 km) |
| Idylwood to Simi Valley (California) | 2,307.07 mi (3,712.88 km) |
| Idylwood to Simpsonville (South Carolina) | 400.78 mi (644.99 km) |
| Idylwood to Sioux City (Iowa) | 1,032.99 mi (1,662.44 km) |
| Idylwood to Sioux Falls (South Dakota) | 1,061.56 mi (1,708.42 km) |
| Idylwood to Skokie (Illinois) | 594.40 mi (956.60 km) |
| Idylwood to Sleepy Hollow (New York) | 233.05 mi (375.05 km) |
| Idylwood to Slidell (Louisiana) | 928.41 mi (1,494.13 km) |
| Idylwood to Smithfield (North Carolina) | 241.62 mi (388.85 km) |
| Idylwood to Smithfield (Utah) | 1,821.58 mi (2,931.55 km) |
| Idylwood to Smithville (Missouri) | 930.00 mi (1,496.69 km) |
