| Grammichele to Rockville (Maryland) | 4,752.15 mi (7,647.84 km) |
| Grammichele to Rockville Centre (New York) | 4,536.05 mi (7,300.06 km) |
| Grammichele to Rockwall (Texas) | 5,868.45 mi (9,444.36 km) |
| Grammichele to Rocky Mount (North Carolina) | 4,896.36 mi (7,879.92 km) |
| Grammichele to Rocky Point (New York) | 4,494.84 mi (7,233.75 km) |
| Grammichele to Rocky River (Ohio) | 4,874.12 mi (7,844.13 km) |
| Grammichele to Roessleville (New York) | 4,475.68 mi (7,202.91 km) |
| Grammichele to Rogers (Arkansas) | 5,616.26 mi (9,038.50 km) |
| Grammichele to Rogers (Minnesota) | 5,203.35 mi (8,373.99 km) |
| Grammichele to Rohnert Park (California) | 6,551.34 mi (10,543.36 km) |
| Grammichele to Rolla (Missouri) | 5,443.00 mi (8,759.66 km) |
| Grammichele to Rolling Meadows (Illinois) | 5,112.61 mi (8,227.96 km) |
| Grammichele to Roma (Texas) | 6,285.49 mi (10,115.52 km) |
| Grammichele to Rome (Georgia) | 5,306.79 mi (8,540.45 km) |
| Grammichele to Rome (New York) | 4,533.29 mi (7,295.63 km) |
