| Most to Rockville (Maryland) | 4,237.92 mi (6,820.28 km) |
| Most to Rockville Centre (New York) | 4,026.75 mi (6,480.43 km) |
| Most to Rockwall (Texas) | 5,274.93 mi (8,489.18 km) |
| Most to Rocky Mount (North Carolina) | 4,413.54 mi (7,102.91 km) |
| Most to Rocky Point (New York) | 3,986.83 mi (6,416.18 km) |
| Most to Rocky River (Ohio) | 4,301.90 mi (6,923.23 km) |
| Most to Roessleville (New York) | 3,940.33 mi (6,341.35 km) |
| Most to Rogers (Arkansas) | 5,010.37 mi (8,063.42 km) |
| Most to Rogers (Minnesota) | 4,525.38 mi (7,282.89 km) |
| Most to Rohnert Park (California) | 5,750.43 mi (9,254.42 km) |
| Most to Rolla (Missouri) | 4,839.43 mi (7,788.31 km) |
| Most to Rolling Meadows (Illinois) | 4,495.26 mi (7,234.43 km) |
| Most to Roma (Texas) | 5,726.20 mi (9,215.43 km) |
| Most to Rome (Georgia) | 4,786.58 mi (7,703.25 km) |
| Most to Rome (New York) | 3,981.08 mi (6,406.93 km) |
