| Bomporto to Silver Firs (Washington) | 5,438.41 mi (8,752.28 km) |
| Bomporto to Silver Spring (Maryland) | 4,318.58 mi (6,950.08 km) |
| Bomporto to Silver Springs Shores (Florida) | 4,973.05 mi (8,003.35 km) |
| Bomporto to Silverdale (Washington) | 5,463.02 mi (8,791.88 km) |
| Bomporto to Silverton (Oregon) | 5,622.56 mi (9,048.64 km) |
| Bomporto to Simi Valley (California) | 6,136.80 mi (9,876.22 km) |
| Bomporto to Simpsonville (South Carolina) | 4,728.88 mi (7,610.39 km) |
| Bomporto to Sioux City (Iowa) | 4,934.72 mi (7,941.67 km) |
| Bomporto to Sioux Falls (South Dakota) | 4,896.67 mi (7,880.43 km) |
| Bomporto to Skokie (Illinois) | 4,628.99 mi (7,449.64 km) |
| Bomporto to Sleepy Hollow (New York) | 4,099.05 mi (6,596.79 km) |
| Bomporto to Slidell (Louisiana) | 5,259.51 mi (8,464.36 km) |
| Bomporto to Smithfield (North Carolina) | 4,523.99 mi (7,280.66 km) |
| Bomporto to Smithfield (Utah) | 5,492.88 mi (8,839.94 km) |
| Bomporto to Smithville (Missouri) | 5,016.60 mi (8,073.43 km) |
