| Round Lake Beach to River Grove (Illinois) | 33.80 mi (54.40 km) |
| Round Lake Beach to River Ridge (Louisiana) | 866.30 mi (1,394.17 km) |
| Round Lake Beach to Riverbank (California) | 1,756.15 mi (2,826.25 km) |
| Round Lake Beach to Riverdale (Georgia) | 640.87 mi (1,031.38 km) |
| Round Lake Beach to Riverdale (Illinois) | 55.67 mi (89.60 km) |
| Round Lake Beach to Riverside (California) | 1,685.80 mi (2,713.03 km) |
| Round Lake Beach to Riverside (Ohio) | 273.22 mi (439.71 km) |
| Round Lake Beach to Riverton (Utah) | 1,239.40 mi (1,994.63 km) |
| Round Lake Beach to Riverton (Wyoming) | 1,030.79 mi (1,658.90 km) |
| Round Lake Beach to Riverview (Florida) | 1,056.78 mi (1,700.72 km) |
| Round Lake Beach to Riverview (Michigan) | 250.19 mi (402.64 km) |
| Round Lake Beach to Riviera Beach (Florida) | 1,168.63 mi (1,880.72 km) |
| Round Lake Beach to Riviera Beach (Maryland) | 643.56 mi (1,035.70 km) |
| Round Lake Beach to Roanoke (Virginia) | 556.30 mi (895.27 km) |
| Round Lake Beach to Roanoke Rapids (North Carolina) | 690.67 mi (1,111.53 km) |
