| Grayslake to Roy (Utah) | 1,236.30 mi (1,989.63 km) |
| Grayslake to Royal Kunia (Hawaii) | 4,230.98 mi (6,809.11 km) |
| Grayslake to Royal Oak (Michigan) | 249.12 mi (400.92 km) |
| Grayslake to Royal Palm Beach (Florida) | 1,166.97 mi (1,878.05 km) |
| Grayslake to Royse City (Texas) | 789.00 mi (1,269.77 km) |
| Grayslake to Ruskin (Florida) | 1,059.16 mi (1,704.55 km) |
| Grayslake to Russellville (Alabama) | 541.60 mi (871.62 km) |
| Grayslake to Russellville (Arkansas) | 559.88 mi (901.04 km) |
| Grayslake to Ruston (Louisiana) | 722.85 mi (1,163.32 km) |
| Grayslake to Rutherford (New Jersey) | 726.63 mi (1,169.40 km) |
| Grayslake to Rutland (Vermont) | 765.05 mi (1,231.23 km) |
| Grayslake to Sabana Grande (Puerto Rico) | 2,082.99 mi (3,352.25 km) |
| Grayslake to Sachse (Texas) | 797.46 mi (1,283.38 km) |
| Grayslake to Saco (Maine) | 890.96 mi (1,433.86 km) |
| Grayslake to Sacramento (California) | 1,765.47 mi (2,841.25 km) |
