| Grammichele to River Ridge (Louisiana) | 5,721.77 mi (9,208.29 km) |
| Grammichele to Riverbank (California) | 6,534.69 mi (10,516.57 km) |
| Grammichele to Riverdale (Georgia) | 5,299.53 mi (8,528.76 km) |
| Grammichele to Riverdale (Illinois) | 5,113.93 mi (8,230.08 km) |
| Grammichele to Riverside (California) | 6,633.67 mi (10,675.85 km) |
| Grammichele to Riverside (Ohio) | 5,037.81 mi (8,107.57 km) |
| Grammichele to Riverton (Utah) | 6,091.82 mi (9,803.83 km) |
| Grammichele to Riverton (Wyoming) | 5,840.28 mi (9,399.02 km) |
| Grammichele to Riverview (Florida) | 5,432.59 mi (8,742.90 km) |
| Grammichele to Riverview (Michigan) | 4,905.39 mi (7,894.46 km) |
| Grammichele to Riviera Beach (Florida) | 5,364.09 mi (8,632.66 km) |
| Grammichele to Riviera Beach (Maryland) | 4,720.46 mi (7,596.84 km) |
| Grammichele to Roanoke (Virginia) | 4,947.44 mi (7,962.13 km) |
| Grammichele to Roanoke Rapids (North Carolina) | 4,871.36 mi (7,839.70 km) |
| Grammichele to Robbinsdale (Minnesota) | 5,200.90 mi (8,370.04 km) |
