| Rio Rico to Cullman (Alabama) | 1,410.71 mi (2,270.32 km) |
| Rio Rico to Culpeper (Virginia) | 1,917.47 mi (3,085.87 km) |
| Rio Rico to Culver City (California) | 463.96 mi (746.68 km) |
| Rio Rico to Cumberland (Maryland) | 1,885.31 mi (3,034.11 km) |
| Rio Rico to Cupertino (California) | 746.94 mi (1,202.08 km) |
| Rio Rico to Cutler Bay (Florida) | 1,898.45 mi (3,055.25 km) |
| Rio Rico to Cutlerville (Michigan) | 1,589.99 mi (2,558.85 km) |
| Rio Rico to Cuyahoga Falls (Ohio) | 1,760.34 mi (2,833.00 km) |
| Rio Rico to Cypress (California) | 440.23 mi (708.49 km) |
| Rio Rico to Cypress Gardens (Florida) | 1,768.97 mi (2,846.88 km) |
| Rio Rico to Cypress Lake (Florida) | 1,785.11 mi (2,872.85 km) |
| Rio Rico to D'Iberville (Mississippi) | 1,308.06 mi (2,105.11 km) |
| Rio Rico to Dakota Ridge (Colorado) | 650.25 mi (1,046.47 km) |
| Rio Rico to Dale City (Virginia) | 1,953.64 mi (3,144.09 km) |
| Rio Rico to Dallas (Georgia) | 1,525.19 mi (2,454.56 km) |
