| Lombard to Silver Firs (Washington) | 1,706.87 mi (2,746.93 km) |
| Lombard to Silver Spring (Maryland) | 610.75 mi (982.90 km) |
| Lombard to Silver Springs Shores (Florida) | 943.49 mi (1,518.41 km) |
| Lombard to Silverdale (Washington) | 1,731.42 mi (2,786.45 km) |
| Lombard to Silverton (Oregon) | 1,743.93 mi (2,806.58 km) |
| Lombard to Simi Valley (California) | 1,741.66 mi (2,802.93 km) |
| Lombard to Simpsonville (South Carolina) | 583.82 mi (939.57 km) |
| Lombard to Sioux City (Iowa) | 430.71 mi (693.16 km) |
| Lombard to Sioux Falls (South Dakota) | 456.97 mi (735.43 km) |
| Lombard to Skokie (Illinois) | 18.05 mi (29.05 km) |
| Lombard to Sleepy Hollow (New York) | 733.23 mi (1,180.01 km) |
| Lombard to Slidell (Louisiana) | 806.48 mi (1,297.90 km) |
| Lombard to Smithfield (North Carolina) | 681.03 mi (1,096.02 km) |
| Lombard to Smithfield (Utah) | 1,221.43 mi (1,965.70 km) |
| Lombard to Smithville (Missouri) | 384.16 mi (618.25 km) |
