| Ariccia to Silver Firs (Washington) | 5,660.40 mi (9,109.53 km) |
| Ariccia to Silver Spring (Maryland) | 4,493.90 mi (7,232.23 km) |
| Ariccia to Silver Springs Shores (Florida) | 5,133.91 mi (8,262.24 km) |
| Ariccia to Silverdale (Washington) | 5,685.11 mi (9,149.29 km) |
| Ariccia to Silverton (Oregon) | 5,843.89 mi (9,404.83 km) |
| Ariccia to Simi Valley (California) | 6,350.67 mi (10,220.41 km) |
| Ariccia to Simpsonville (South Carolina) | 4,901.94 mi (7,888.92 km) |
| Ariccia to Sioux City (Iowa) | 5,136.78 mi (8,266.85 km) |
| Ariccia to Sioux Falls (South Dakota) | 5,100.34 mi (8,208.21 km) |
| Ariccia to Skokie (Illinois) | 4,822.12 mi (7,760.46 km) |
| Ariccia to Sleepy Hollow (New York) | 4,275.34 mi (6,880.49 km) |
| Ariccia to Slidell (Louisiana) | 5,434.71 mi (8,746.33 km) |
| Ariccia to Smithfield (North Carolina) | 4,693.34 mi (7,553.21 km) |
| Ariccia to Smithfield (Utah) | 5,706.73 mi (9,184.09 km) |
| Ariccia to Smithville (Missouri) | 5,212.68 mi (8,389.00 km) |
