| Round Lake Beach to Cheney (Washington) | 1,475.72 mi (2,374.94 km) |
| Round Lake Beach to Cherry Creek (Colorado) | 894.34 mi (1,439.29 km) |
| Round Lake Beach to Cherry Hill (Virginia) | 624.67 mi (1,005.31 km) |
| Round Lake Beach to Cherry Hill Mall (New Jersey) | 699.68 mi (1,126.03 km) |
| Round Lake Beach to Cherryland (California) | 1,816.53 mi (2,923.42 km) |
| Round Lake Beach to Chesapeake (Virginia) | 740.04 mi (1,190.97 km) |
| Round Lake Beach to Chester (Pennsylvania) | 683.63 mi (1,100.19 km) |
| Round Lake Beach to Chester (Virginia) | 662.11 mi (1,065.56 km) |
| Round Lake Beach to Chesterfield (Missouri) | 288.58 mi (464.43 km) |
| Round Lake Beach to Chesterton (Indiana) | 75.34 mi (121.25 km) |
| Round Lake Beach to Chestnut Ridge (New York) | 727.90 mi (1,171.44 km) |
| Round Lake Beach to Cheval (Florida) | 1,031.65 mi (1,660.28 km) |
| Round Lake Beach to Cheyenne (Wyoming) | 864.09 mi (1,390.62 km) |
| Round Lake Beach to Chicago (Illinois) | 42.54 mi (68.45 km) |
| Round Lake Beach to Chicago Heights (Illinois) | 64.29 mi (103.46 km) |
