| Grammichele to Red Bank (New Jersey) | 4,566.39 mi (7,348.89 km) |
| Grammichele to Red Bank (Tennessee) | 5,277.29 mi (8,492.97 km) |
| Grammichele to Red Bluff (California) | 6,432.21 mi (10,351.65 km) |
| Grammichele to Red Hill (South Carolina) | 5,036.48 mi (8,105.43 km) |
| Grammichele to Red Oak (Texas) | 5,901.82 mi (9,498.06 km) |
| Grammichele to Red Wing (Minnesota) | 5,191.84 mi (8,355.45 km) |
| Grammichele to Redan (Georgia) | 5,280.96 mi (8,498.88 km) |
| Grammichele to Redding (California) | 6,412.79 mi (10,320.39 km) |
| Grammichele to Redland (Maryland) | 4,749.92 mi (7,644.26 km) |
| Grammichele to Redlands (California) | 6,619.75 mi (10,653.47 km) |
| Grammichele to Redmond (Oregon) | 6,166.50 mi (9,924.02 km) |
| Grammichele to Redmond (Washington) | 5,994.29 mi (9,646.88 km) |
| Grammichele to Redondo Beach (California) | 6,671.39 mi (10,736.56 km) |
| Grammichele to Redwood City (California) | 6,586.36 mi (10,599.72 km) |
| Grammichele to Reedley (California) | 6,552.17 mi (10,544.70 km) |
