| Round Lake Beach to Savannah (Georgia) | 808.98 mi (1,301.93 km) |
| Round Lake Beach to Sayreville (New Jersey) | 724.08 mi (1,165.29 km) |
| Round Lake Beach to Sayville (New York) | 782.40 mi (1,259.15 km) |
| Round Lake Beach to Scaggsville (Maryland) | 626.62 mi (1,008.44 km) |
| Round Lake Beach to Scarsdale (New York) | 743.38 mi (1,196.36 km) |
| Round Lake Beach to Schaumburg (Illinois) | 24.07 mi (38.73 km) |
| Round Lake Beach to Schenectady (New York) | 719.70 mi (1,158.24 km) |
| Round Lake Beach to Schererville (Indiana) | 69.85 mi (112.41 km) |
| Round Lake Beach to Schertz (Texas) | 1,050.54 mi (1,690.69 km) |
| Round Lake Beach to Schiller Park (Illinois) | 31.01 mi (49.91 km) |
| Round Lake Beach to Schofield Barracks (Hawaii) | 4,226.21 mi (6,801.42 km) |
| Round Lake Beach to Scotchtown (New York) | 706.95 mi (1,137.73 km) |
| Round Lake Beach to Scottdale (Georgia) | 628.20 mi (1,011.00 km) |
| Round Lake Beach to Scotts Valley (California) | 1,827.74 mi (2,941.46 km) |
| Round Lake Beach to Scottsbluff (Nebraska) | 798.10 mi (1,284.42 km) |
