| Round Lake Beach to Scottsboro (Alabama) | 545.58 mi (878.03 km) |
| Round Lake Beach to Scottsdale (Arizona) | 1,420.46 mi (2,286.01 km) |
| Round Lake Beach to Scranton (Pennsylvania) | 641.57 mi (1,032.51 km) |
| Round Lake Beach to Seabrook (Maryland) | 632.97 mi (1,018.67 km) |
| Round Lake Beach to Seabrook (Texas) | 965.21 mi (1,553.36 km) |
| Round Lake Beach to Seaford (New York) | 762.90 mi (1,227.76 km) |
| Round Lake Beach to Seagoville (Texas) | 815.60 mi (1,312.58 km) |
| Round Lake Beach to Seal Beach (California) | 1,725.91 mi (2,777.59 km) |
| Round Lake Beach to Searcy (Arkansas) | 530.79 mi (854.22 km) |
| Round Lake Beach to Seaside (California) | 1,829.46 mi (2,944.23 km) |
| Round Lake Beach to SeaTac (Washington) | 1,696.04 mi (2,729.51 km) |
| Round Lake Beach to Seattle (Washington) | 1,697.11 mi (2,731.23 km) |
| Round Lake Beach to Sebastian (Florida) | 1,095.09 mi (1,762.37 km) |
| Round Lake Beach to Sebring (Florida) | 1,095.04 mi (1,762.29 km) |
| Round Lake Beach to Secaucus (New Jersey) | 731.86 mi (1,177.81 km) |
