| Casas Adobes to Rockville (Maryland) | 1,943.53 mi (3,127.81 km) |
| Casas Adobes to Rockville Centre (New York) | 2,136.25 mi (3,437.96 km) |
| Casas Adobes to Rockwall (Texas) | 848.29 mi (1,365.19 km) |
| Casas Adobes to Rocky Mount (North Carolina) | 1,905.88 mi (3,067.21 km) |
| Casas Adobes to Rocky Point (New York) | 2,174.04 mi (3,498.77 km) |
| Casas Adobes to Rocky River (Ohio) | 1,719.80 mi (2,767.74 km) |
| Casas Adobes to Roessleville (New York) | 2,141.07 mi (3,445.71 km) |
| Casas Adobes to Rogers (Arkansas) | 998.81 mi (1,607.43 km) |
| Casas Adobes to Rogers (Minnesota) | 1,286.89 mi (2,071.04 km) |
| Casas Adobes to Rohnert Park (California) | 777.42 mi (1,251.13 km) |
| Casas Adobes to Rolla (Missouri) | 1,151.85 mi (1,853.73 km) |
| Casas Adobes to Rolling Meadows (Illinois) | 1,426.08 mi (2,295.05 km) |
| Casas Adobes to Roma (Texas) | 829.88 mi (1,335.56 km) |
| Casas Adobes to Rome (Georgia) | 1,493.20 mi (2,403.07 km) |
| Casas Adobes to Rome (New York) | 2,061.48 mi (3,317.64 km) |
