| Avezzano to Silver Firs (Washington) | 5,659.69 mi (9,108.39 km) |
| Avezzano to Silver Spring (Maryland) | 4,516.35 mi (7,268.36 km) |
| Avezzano to Silver Springs Shores (Florida) | 5,160.20 mi (8,304.54 km) |
| Avezzano to Silverdale (Washington) | 5,684.24 mi (9,147.90 km) |
| Avezzano to Silverton (Oregon) | 5,844.09 mi (9,405.16 km) |
| Avezzano to Simi Valley (California) | 6,357.53 mi (10,231.45 km) |
| Avezzano to Simpsonville (South Carolina) | 4,925.09 mi (7,926.16 km) |
| Avezzano to Sioux City (Iowa) | 5,149.96 mi (8,288.07 km) |
| Avezzano to Sioux Falls (South Dakota) | 5,112.79 mi (8,228.24 km) |
| Avezzano to Skokie (Illinois) | 4,838.90 mi (7,787.46 km) |
| Avezzano to Sleepy Hollow (New York) | 4,297.48 mi (6,916.13 km) |
| Avezzano to Slidell (Louisiana) | 5,457.33 mi (8,782.73 km) |
| Avezzano to Smithfield (North Carolina) | 4,717.45 mi (7,592.00 km) |
| Avezzano to Smithfield (Utah) | 5,713.58 mi (9,195.12 km) |
| Avezzano to Smithville (Missouri) | 5,228.37 mi (8,414.26 km) |
