| Modra to Silver Firs (Washington) | 5,360.61 mi (8,627.06 km) |
| Modra to Silver Spring (Maryland) | 4,453.80 mi (7,167.69 km) |
| Modra to Silver Springs Shores (Florida) | 5,138.83 mi (8,270.14 km) |
| Modra to Silverdale (Washington) | 5,383.73 mi (8,664.28 km) |
| Modra to Silverton (Oregon) | 5,551.47 mi (8,934.24 km) |
| Modra to Simi Valley (California) | 6,119.47 mi (9,848.34 km) |
| Modra to Simpsonville (South Carolina) | 4,867.06 mi (7,832.77 km) |
| Modra to Sioux City (Iowa) | 4,980.58 mi (8,015.46 km) |
| Modra to Sioux Falls (South Dakota) | 4,936.20 mi (7,944.05 km) |
| Modra to Skokie (Illinois) | 4,709.52 mi (7,579.24 km) |
| Modra to Sleepy Hollow (New York) | 4,233.39 mi (6,812.98 km) |
| Modra to Slidell (Louisiana) | 5,388.76 mi (8,672.38 km) |
| Modra to Smithfield (North Carolina) | 4,672.83 mi (7,520.20 km) |
| Modra to Smithfield (Utah) | 5,479.33 mi (8,818.13 km) |
| Modra to Smithville (Missouri) | 5,084.34 mi (8,182.45 km) |
