| Round Lake Beach to Robbinsdale (Minnesota) | 319.69 mi (514.50 km) |
| Round Lake Beach to Robertsville (New Jersey) | 727.90 mi (1,171.44 km) |
| Round Lake Beach to Robinson (Texas) | 904.05 mi (1,454.94 km) |
| Round Lake Beach to Robstown (Texas) | 1,142.46 mi (1,838.61 km) |
| Round Lake Beach to Rochester (Michigan) | 253.46 mi (407.90 km) |
| Round Lake Beach to Rochester (Minnesota) | 248.61 mi (400.10 km) |
| Round Lake Beach to Rochester (New Hampshire) | 867.28 mi (1,395.75 km) |
| Round Lake Beach to Rochester (New York) | 533.19 mi (858.09 km) |
| Round Lake Beach to Rochester Hills (Michigan) | 251.52 mi (404.79 km) |
| Round Lake Beach to Rock Hill (South Carolina) | 639.05 mi (1,028.44 km) |
| Round Lake Beach to Rock Island (Illinois) | 143.12 mi (230.32 km) |
| Round Lake Beach to Rock Springs (Wyoming) | 1,084.23 mi (1,744.89 km) |
| Round Lake Beach to Rockford (Illinois) | 50.89 mi (81.90 km) |
| Round Lake Beach to Rockledge (Florida) | 1,054.82 mi (1,697.58 km) |
| Round Lake Beach to Rocklin (California) | 1,746.32 mi (2,810.43 km) |
