| Calexico to Rockville (Maryland) | 2,174.58 mi (3,499.65 km) |
| Calexico to Rockville Centre (New York) | 2,360.70 mi (3,799.18 km) |
| Calexico to Rockwall (Texas) | 1,105.38 mi (1,778.93 km) |
| Calexico to Rocky Mount (North Carolina) | 2,149.22 mi (3,458.83 km) |
| Calexico to Rocky Point (New York) | 2,397.36 mi (3,858.18 km) |
| Calexico to Rocky River (Ohio) | 1,937.17 mi (3,117.58 km) |
| Calexico to Roessleville (New York) | 2,356.07 mi (3,791.72 km) |
| Calexico to Rogers (Arkansas) | 1,238.13 mi (1,992.57 km) |
| Calexico to Rogers (Minnesota) | 1,452.73 mi (2,337.94 km) |
| Calexico to Rohnert Park (California) | 562.80 mi (905.73 km) |
| Calexico to Rolla (Missouri) | 1,382.31 mi (2,224.62 km) |
| Calexico to Rolling Meadows (Illinois) | 1,632.53 mi (2,627.30 km) |
| Calexico to Roma (Texas) | 1,079.88 mi (1,737.90 km) |
| Calexico to Rome (Georgia) | 1,743.71 mi (2,806.23 km) |
| Calexico to Rome (New York) | 2,273.17 mi (3,658.31 km) |
