| Castelnuovo Rangone to Cookeville (Tennessee) | 4,806.11 mi (7,734.69 km) |
| Castelnuovo Rangone to Coolidge (Arizona) | 5,979.02 mi (9,622.30 km) |
| Castelnuovo Rangone to Coon Rapids (Minnesota) | 4,701.03 mi (7,565.57 km) |
| Castelnuovo Rangone to Cooper City (Florida) | 5,035.35 mi (8,103.62 km) |
| Castelnuovo Rangone to Coos Bay (Oregon) | 5,764.09 mi (9,276.41 km) |
| Castelnuovo Rangone to Copiague (New York) | 4,096.79 mi (6,593.14 km) |
| Castelnuovo Rangone to Coppell (Texas) | 5,430.55 mi (8,739.62 km) |
| Castelnuovo Rangone to Copperas Cove (Texas) | 5,560.28 mi (8,948.40 km) |
| Castelnuovo Rangone to Coral Gables (Florida) | 5,050.46 mi (8,127.93 km) |
| Castelnuovo Rangone to Coral Springs (Florida) | 5,023.80 mi (8,085.02 km) |
| Castelnuovo Rangone to Coral Terrace (Florida) | 5,050.04 mi (8,127.25 km) |
| Castelnuovo Rangone to Coralville (Iowa) | 4,797.65 mi (7,721.07 km) |
| Castelnuovo Rangone to Coram (New York) | 4,071.89 mi (6,553.08 km) |
| Castelnuovo Rangone to Corcoran (California) | 6,063.20 mi (9,757.78 km) |
| Castelnuovo Rangone to Cordele (Georgia) | 4,921.69 mi (7,920.69 km) |
