| Round Lake Beach to Ridgefield Park (New Jersey) | 733.05 mi (1,179.72 km) |
| Round Lake Beach to Ridgeland (Mississippi) | 697.09 mi (1,121.85 km) |
| Round Lake Beach to Ridgewood (New Jersey) | 726.40 mi (1,169.03 km) |
| Round Lake Beach to Rifle (Colorado) | 1,043.62 mi (1,679.54 km) |
| Round Lake Beach to Rincon (Georgia) | 791.10 mi (1,273.16 km) |
| Round Lake Beach to Ringwood (New Jersey) | 716.36 mi (1,152.87 km) |
| Round Lake Beach to Río Grande (Puerto Rico) | 2,109.27 mi (3,394.55 km) |
| Round Lake Beach to Rio Grande City (Texas) | 1,261.24 mi (2,029.76 km) |
| Round Lake Beach to Rio Linda (California) | 1,758.84 mi (2,830.58 km) |
| Round Lake Beach to Rio Rancho (New Mexico) | 1,112.14 mi (1,789.81 km) |
| Round Lake Beach to Rio Rico (Arizona) | 1,464.62 mi (2,357.07 km) |
| Round Lake Beach to Ripon (California) | 1,765.34 mi (2,841.04 km) |
| Round Lake Beach to River Edge (New Jersey) | 730.99 mi (1,176.42 km) |
| Round Lake Beach to River Falls (Wisconsin) | 284.62 mi (458.06 km) |
| Round Lake Beach to River Forest (Illinois) | 36.04 mi (57.99 km) |
