| Round Lake Beach to Reedley (California) | 1,709.08 mi (2,750.50 km) |
| Round Lake Beach to Reidsville (North Carolina) | 612.64 mi (985.94 km) |
| Round Lake Beach to Reisterstown (Maryland) | 621.41 mi (1,000.06 km) |
| Round Lake Beach to Rendon (Texas) | 841.73 mi (1,354.64 km) |
| Round Lake Beach to Reno (Nevada) | 1,659.14 mi (2,670.13 km) |
| Round Lake Beach to Renton (Washington) | 1,691.02 mi (2,721.43 km) |
| Round Lake Beach to Republic (Missouri) | 460.14 mi (740.52 km) |
| Round Lake Beach to Reston (Virginia) | 609.91 mi (981.55 km) |
| Round Lake Beach to Revere (Massachusetts) | 869.86 mi (1,399.90 km) |
| Round Lake Beach to Rexburg (Idaho) | 1,196.21 mi (1,925.11 km) |
| Round Lake Beach to Reynoldsburg (Ohio) | 321.74 mi (517.79 km) |
| Round Lake Beach to Rialto (California) | 1,679.55 mi (2,702.98 km) |
| Round Lake Beach to Richardson (Texas) | 802.23 mi (1,291.07 km) |
| Round Lake Beach to Richfield (Minnesota) | 312.07 mi (502.23 km) |
| Round Lake Beach to Richfield (Wisconsin) | 59.84 mi (96.31 km) |
