| Gardner to River Ridge (Louisiana) | 667.71 mi (1,074.57 km) |
| Gardner to Riverbank (California) | 1,408.48 mi (2,266.74 km) |
| Gardner to Riverdale (Georgia) | 688.83 mi (1,108.57 km) |
| Gardner to Riverdale (Illinois) | 431.31 mi (694.12 km) |
| Gardner to Riverside (California) | 1,290.74 mi (2,077.25 km) |
| Gardner to Riverside (Ohio) | 581.28 mi (935.49 km) |
| Gardner to Riverton (Utah) | 912.28 mi (1,468.17 km) |
| Gardner to Riverton (Wyoming) | 761.18 mi (1,225.00 km) |
| Gardner to Riverview (Florida) | 1,050.47 mi (1,690.57 km) |
| Gardner to Riverview (Michigan) | 658.08 mi (1,059.08 km) |
| Gardner to Riviera Beach (Florida) | 1,194.91 mi (1,923.02 km) |
| Gardner to Riviera Beach (Maryland) | 986.87 mi (1,588.22 km) |
| Gardner to Roanoke (Virginia) | 820.44 mi (1,320.38 km) |
| Gardner to Roanoke Rapids (North Carolina) | 958.03 mi (1,541.79 km) |
| Gardner to Robbinsdale (Minnesota) | 437.07 mi (703.39 km) |
