| Rock Ferry to Cookeville (Tennessee) | 3,977.77 mi (6,401.60 km) |
| Rock Ferry to Coolidge (Arizona) | 5,105.97 mi (8,217.26 km) |
| Rock Ferry to Coon Rapids (Minnesota) | 3,831.82 mi (6,166.71 km) |
| Rock Ferry to Cooper City (Florida) | 4,279.48 mi (6,887.16 km) |
| Rock Ferry to Coos Bay (Oregon) | 4,902.12 mi (7,889.20 km) |
| Rock Ferry to Copiague (New York) | 3,285.46 mi (5,287.44 km) |
| Rock Ferry to Coppell (Texas) | 4,581.07 mi (7,372.52 km) |
| Rock Ferry to Copperas Cove (Texas) | 4,713.36 mi (7,585.42 km) |
| Rock Ferry to Coral Gables (Florida) | 4,296.69 mi (6,914.86 km) |
| Rock Ferry to Coral Springs (Florida) | 4,266.75 mi (6,866.67 km) |
| Rock Ferry to Coral Terrace (Florida) | 4,295.84 mi (6,913.48 km) |
| Rock Ferry to Coralville (Iowa) | 3,937.41 mi (6,336.64 km) |
| Rock Ferry to Coram (New York) | 3,260.64 mi (5,247.49 km) |
| Rock Ferry to Corcoran (California) | 5,188.89 mi (8,350.71 km) |
| Rock Ferry to Cordele (Georgia) | 4,117.99 mi (6,627.27 km) |
