| Castelnuovo Rangone to Rockville (Maryland) | 4,322.87 mi (6,956.99 km) |
| Castelnuovo Rangone to Rockville Centre (New York) | 4,107.67 mi (6,610.65 km) |
| Castelnuovo Rangone to Rockwall (Texas) | 5,410.67 mi (8,707.62 km) |
| Castelnuovo Rangone to Rocky Mount (North Carolina) | 4,481.76 mi (7,212.69 km) |
| Castelnuovo Rangone to Rocky Point (New York) | 4,066.78 mi (6,544.84 km) |
| Castelnuovo Rangone to Rocky River (Ohio) | 4,420.86 mi (7,114.69 km) |
| Castelnuovo Rangone to Roessleville (New York) | 4,035.77 mi (6,494.94 km) |
| Castelnuovo Rangone to Rogers (Arkansas) | 5,152.41 mi (8,292.00 km) |
| Castelnuovo Rangone to Rogers (Minnesota) | 4,710.26 mi (7,580.44 km) |
| Castelnuovo Rangone to Rohnert Park (California) | 6,021.88 mi (9,691.28 km) |
| Castelnuovo Rangone to Rolla (Missouri) | 4,979.40 mi (8,013.57 km) |
| Castelnuovo Rangone to Rolling Meadows (Illinois) | 4,642.17 mi (7,470.86 km) |
| Castelnuovo Rangone to Roma (Texas) | 5,843.91 mi (9,404.87 km) |
| Castelnuovo Rangone to Rome (Georgia) | 4,877.80 mi (7,850.06 km) |
| Castelnuovo Rangone to Rome (New York) | 4,086.60 mi (6,576.75 km) |
