| Johnston to Rosemont (California) | 1,469.57 mi (2,365.04 km) |
| Johnston to Rosemount (Minnesota) | 213.70 mi (343.91 km) |
| Johnston to Rosenberg (Texas) | 847.33 mi (1,363.64 km) |
| Johnston to Roseville (California) | 1,463.22 mi (2,354.83 km) |
| Johnston to Roseville (Michigan) | 555.47 mi (893.94 km) |
| Johnston to Roseville (Minnesota) | 231.47 mi (372.52 km) |
| Johnston to Rossmoor (California) | 1,432.23 mi (2,304.95 km) |
| Johnston to Rossville (Maryland) | 918.41 mi (1,478.04 km) |
| Johnston to Roswell (Georgia) | 734.54 mi (1,182.12 km) |
| Johnston to Roswell (New Mexico) | 823.87 mi (1,325.90 km) |
| Johnston to Round Lake (Illinois) | 291.81 mi (469.62 km) |
| Johnston to Round Lake Beach (Illinois) | 293.37 mi (472.14 km) |
| Johnston to Round Rock (Texas) | 801.86 mi (1,290.47 km) |
| Johnston to Rowland Heights (California) | 1,416.58 mi (2,279.76 km) |
| Johnston to Rowlett (Texas) | 625.79 mi (1,007.12 km) |
