| Grayslake to River Ridge (Louisiana) | 864.02 mi (1,390.51 km) |
| Grayslake to Riverbank (California) | 1,758.59 mi (2,830.18 km) |
| Grayslake to Riverdale (Georgia) | 637.56 mi (1,026.05 km) |
| Grayslake to Riverdale (Illinois) | 52.26 mi (84.11 km) |
| Grayslake to Riverside (California) | 1,687.69 mi (2,716.07 km) |
| Grayslake to Riverside (Ohio) | 269.66 mi (433.97 km) |
| Grayslake to Riverton (Utah) | 1,241.92 mi (1,998.68 km) |
| Grayslake to Riverton (Wyoming) | 1,033.61 mi (1,663.44 km) |
| Grayslake to Riverview (Florida) | 1,053.45 mi (1,695.37 km) |
| Grayslake to Riverview (Michigan) | 247.71 mi (398.65 km) |
| Grayslake to Riviera Beach (Florida) | 1,165.18 mi (1,875.18 km) |
| Grayslake to Riviera Beach (Maryland) | 640.49 mi (1,030.77 km) |
| Grayslake to Roanoke (Virginia) | 552.77 mi (889.59 km) |
| Grayslake to Roanoke Rapids (North Carolina) | 687.19 mi (1,105.93 km) |
| Grayslake to Robbinsdale (Minnesota) | 323.22 mi (520.18 km) |
