| Colonia to Rosemont (California) | 2,479.38 mi (3,990.17 km) |
| Colonia to Rosemount (Minnesota) | 992.32 mi (1,596.99 km) |
| Colonia to Rosenberg (Texas) | 1,429.92 mi (2,301.24 km) |
| Colonia to Roseville (California) | 2,472.70 mi (3,979.43 km) |
| Colonia to Roseville (Michigan) | 464.80 mi (748.03 km) |
| Colonia to Roseville (Minnesota) | 1,000.02 mi (1,609.38 km) |
| Colonia to Rossmoor (California) | 2,428.79 mi (3,908.76 km) |
| Colonia to Rossville (Maryland) | 142.78 mi (229.79 km) |
| Colonia to Roswell (Georgia) | 712.74 mi (1,147.04 km) |
| Colonia to Roswell (New Mexico) | 1,730.95 mi (2,785.69 km) |
| Colonia to Round Lake (Illinois) | 723.35 mi (1,164.12 km) |
| Colonia to Round Lake Beach (Illinois) | 722.31 mi (1,162.44 km) |
| Colonia to Round Rock (Texas) | 1,478.76 mi (2,379.84 km) |
| Colonia to Rowland Heights (California) | 2,413.73 mi (3,884.53 km) |
| Colonia to Rowlett (Texas) | 1,335.44 mi (2,149.19 km) |
