| Round Lake Beach to Sumter (South Carolina) | 716.59 mi (1,153.25 km) |
| Round Lake Beach to Sun City (Arizona) | 1,443.39 mi (2,322.91 km) |
| Round Lake Beach to Sun City Center (Florida) | 1,062.99 mi (1,710.72 km) |
| Round Lake Beach to Sun City West (Arizona) | 1,445.15 mi (2,325.74 km) |
| Round Lake Beach to Sun Lakes (Arizona) | 1,438.12 mi (2,314.42 km) |
| Round Lake Beach to Sun Prairie (Wisconsin) | 80.70 mi (129.87 km) |
| Round Lake Beach to Sun Valley (Nevada) | 1,654.28 mi (2,662.31 km) |
| Round Lake Beach to Sun Village (California) | 1,693.73 mi (2,725.79 km) |
| Round Lake Beach to Sunland Park (New Mexico) | 1,249.78 mi (2,011.32 km) |
| Round Lake Beach to Sunny Isles Beach (Florida) | 1,222.20 mi (1,966.95 km) |
| Round Lake Beach to Sunnyside (Washington) | 1,589.52 mi (2,558.08 km) |
| Round Lake Beach to Sunnyvale (California) | 1,819.97 mi (2,928.96 km) |
| Round Lake Beach to Sunrise (Florida) | 1,204.49 mi (1,938.43 km) |
| Round Lake Beach to Sunrise Manor (Nevada) | 1,497.39 mi (2,409.82 km) |
| Round Lake Beach to Sunset (Florida) | 1,232.67 mi (1,983.80 km) |
