| Park Ridge to Silver Firs (Washington) | 1,710.71 mi (2,753.12 km) |
| Park Ridge to Silver Spring (Maryland) | 604.86 mi (973.43 km) |
| Park Ridge to Silver Springs Shores (Florida) | 948.98 mi (1,527.23 km) |
| Park Ridge to Silverdale (Washington) | 1,735.37 mi (2,792.80 km) |
| Park Ridge to Silverton (Oregon) | 1,749.20 mi (2,815.07 km) |
| Park Ridge to Simi Valley (California) | 1,751.68 mi (2,819.05 km) |
| Park Ridge to Simpsonville (South Carolina) | 586.92 mi (944.56 km) |
| Park Ridge to Sioux City (Iowa) | 438.16 mi (705.15 km) |
| Park Ridge to Sioux Falls (South Dakota) | 462.67 mi (744.59 km) |
| Park Ridge to Skokie (Illinois) | 5.56 mi (8.95 km) |
| Park Ridge to Sleepy Hollow (New York) | 724.37 mi (1,165.76 km) |
| Park Ridge to Slidell (Louisiana) | 817.16 mi (1,315.10 km) |
| Park Ridge to Smithfield (North Carolina) | 679.86 mi (1,094.14 km) |
| Park Ridge to Smithfield (Utah) | 1,228.92 mi (1,977.75 km) |
| Park Ridge to Smithville (Missouri) | 396.19 mi (637.60 km) |
