| Rio Rico to Cloverleaf (Texas) | 946.73 mi (1,523.61 km) |
| Rio Rico to Cloverly (Maryland) | 1,974.74 mi (3,178.04 km) |
| Rio Rico to Clovis (California) | 618.26 mi (994.99 km) |
| Rio Rico to Clovis (New Mexico) | 495.34 mi (797.18 km) |
| Rio Rico to Clute (Texas) | 945.11 mi (1,521.01 km) |
| Rio Rico to Coachella (California) | 336.14 mi (540.96 km) |
| Rio Rico to Coalinga (California) | 624.24 mi (1,004.62 km) |
| Rio Rico to Coamo (Puerto Rico) | 2,926.22 mi (4,709.30 km) |
| Rio Rico to Coatesville (Pennsylvania) | 2,042.84 mi (3,287.63 km) |
| Rio Rico to Cockeysville (Maryland) | 1,996.74 mi (3,213.44 km) |
| Rio Rico to Cocoa (Florida) | 1,816.44 mi (2,923.28 km) |
| Rio Rico to Cocoa Beach (Florida) | 1,825.54 mi (2,937.92 km) |
| Rio Rico to Coconut Creek (Florida) | 1,891.58 mi (3,044.20 km) |
| Rio Rico to Coeur d'Alene (Idaho) | 1,160.89 mi (1,868.27 km) |
| Rio Rico to Cohoes (New York) | 2,175.20 mi (3,500.64 km) |
