| Forlimpopoli to Silver Firs (Washington) | 5,498.24 mi (8,848.56 km) |
| Forlimpopoli to Silver Spring (Maryland) | 4,384.48 mi (7,056.14 km) |
| Forlimpopoli to Silver Springs Shores (Florida) | 5,038.03 mi (8,107.92 km) |
| Forlimpopoli to Silverdale (Washington) | 5,522.74 mi (8,887.99 km) |
| Forlimpopoli to Silverton (Oregon) | 5,682.94 mi (9,145.80 km) |
| Forlimpopoli to Simi Valley (California) | 6,200.49 mi (9,978.72 km) |
| Forlimpopoli to Simpsonville (South Carolina) | 4,794.68 mi (7,716.29 km) |
| Forlimpopoli to Sioux City (Iowa) | 5,000.40 mi (8,047.36 km) |
| Forlimpopoli to Sioux Falls (South Dakota) | 4,962.19 mi (7,985.88 km) |
| Forlimpopoli to Skokie (Illinois) | 4,695.16 mi (7,556.13 km) |
| Forlimpopoli to Sleepy Hollow (New York) | 4,165.00 mi (6,702.91 km) |
| Forlimpopoli to Slidell (Louisiana) | 5,325.44 mi (8,570.46 km) |
| Forlimpopoli to Smithfield (North Carolina) | 4,589.57 mi (7,386.20 km) |
| Forlimpopoli to Smithfield (Utah) | 5,556.60 mi (8,942.49 km) |
| Forlimpopoli to Smithville (Missouri) | 5,082.66 mi (8,179.75 km) |
