| Pioltello to Silver Firs (Washington) | 5,350.74 mi (8,611.18 km) |
| Pioltello to Silver Spring (Maryland) | 4,220.49 mi (6,792.22 km) |
| Pioltello to Silver Springs Shores (Florida) | 4,876.11 mi (7,847.34 km) |
| Pioltello to Silverdale (Washington) | 5,375.50 mi (8,651.03 km) |
| Pioltello to Silverton (Oregon) | 5,534.00 mi (8,906.11 km) |
| Pioltello to Simi Valley (California) | 6,042.93 mi (9,725.15 km) |
| Pioltello to Simpsonville (South Carolina) | 4,630.90 mi (7,452.72 km) |
| Pioltello to Sioux City (Iowa) | 4,837.55 mi (7,785.28 km) |
| Pioltello to Sioux Falls (South Dakota) | 4,799.78 mi (7,724.49 km) |
| Pioltello to Skokie (Illinois) | 4,530.86 mi (7,291.71 km) |
| Pioltello to Sleepy Hollow (New York) | 4,000.93 mi (6,438.87 km) |
| Pioltello to Slidell (Louisiana) | 5,161.39 mi (8,306.46 km) |
| Pioltello to Smithfield (North Carolina) | 4,426.30 mi (7,123.44 km) |
| Pioltello to Smithfield (Utah) | 5,398.98 mi (8,688.81 km) |
| Pioltello to Smithville (Missouri) | 4,918.70 mi (7,915.88 km) |
