| Peer to Silver Firs (Washington) | 4,926.91 mi (7,929.09 km) |
| Peer to Silver Spring (Maryland) | 3,894.50 mi (6,267.59 km) |
| Peer to Silver Springs Shores (Florida) | 4,576.22 mi (7,364.72 km) |
| Peer to Silverdale (Washington) | 4,951.46 mi (7,968.60 km) |
| Peer to Silverton (Oregon) | 5,111.46 mi (8,226.10 km) |
| Peer to Simi Valley (California) | 5,634.87 mi (9,068.44 km) |
| Peer to Simpsonville (South Carolina) | 4,307.54 mi (6,932.31 km) |
| Peer to Sioux City (Iowa) | 4,454.32 mi (7,168.53 km) |
| Peer to Sioux Falls (South Dakota) | 4,413.32 mi (7,102.55 km) |
| Peer to Skokie (Illinois) | 4,166.66 mi (6,705.59 km) |
| Peer to Sleepy Hollow (New York) | 3,674.08 mi (5,912.86 km) |
| Peer to Slidell (Louisiana) | 4,831.39 mi (7,775.37 km) |
| Peer to Smithfield (North Carolina) | 4,111.59 mi (6,616.97 km) |
| Peer to Smithfield (Utah) | 4,991.33 mi (8,032.77 km) |
| Peer to Smithville (Missouri) | 4,547.44 mi (7,318.40 km) |
