| Round Lake Beach to Stephenville (Texas) | 895.13 mi (1,440.58 km) |
| Round Lake Beach to Sterling (Colorado) | 790.28 mi (1,271.83 km) |
| Round Lake Beach to Sterling (Illinois) | 91.95 mi (147.99 km) |
| Round Lake Beach to Sterling (Virginia) | 605.38 mi (974.26 km) |
| Round Lake Beach to Sterling Heights (Michigan) | 257.70 mi (414.73 km) |
| Round Lake Beach to Steubenville (Ohio) | 409.39 mi (658.85 km) |
| Round Lake Beach to Stevens Point (Wisconsin) | 165.52 mi (266.37 km) |
| Round Lake Beach to Stevenson Ranch (California) | 1,731.10 mi (2,785.94 km) |
| Round Lake Beach to Stillwater (Minnesota) | 300.76 mi (484.03 km) |
| Round Lake Beach to Stillwater (Oklahoma) | 645.71 mi (1,039.17 km) |
| Round Lake Beach to Stockbridge (Georgia) | 646.53 mi (1,040.48 km) |
| Round Lake Beach to Stockton (California) | 1,768.79 mi (2,846.59 km) |
| Round Lake Beach to Stone Ridge (Virginia) | 600.46 mi (966.34 km) |
| Round Lake Beach to Stonecrest (Georgia) | 637.75 mi (1,026.36 km) |
| Round Lake Beach to Stony Brook (New York) | 777.74 mi (1,251.65 km) |
