| Castelginest to Cookeville (Tennessee) | 4,420.89 mi (7,114.73 km) |
| Castelginest to Coolidge (Arizona) | 5,666.77 mi (9,119.79 km) |
| Castelginest to Coon Rapids (Minnesota) | 4,380.22 mi (7,049.28 km) |
| Castelginest to Cooper City (Florida) | 4,602.72 mi (7,407.36 km) |
| Castelginest to Coos Bay (Oregon) | 5,549.98 mi (8,931.83 km) |
| Castelginest to Copiague (New York) | 3,701.73 mi (5,957.36 km) |
| Castelginest to Coppell (Texas) | 5,065.99 mi (8,152.92 km) |
| Castelginest to Copperas Cove (Texas) | 5,191.54 mi (8,354.98 km) |
| Castelginest to Coral Gables (Florida) | 4,616.85 mi (7,430.11 km) |
| Castelginest to Coral Springs (Florida) | 4,591.73 mi (7,389.67 km) |
| Castelginest to Coral Terrace (Florida) | 4,616.62 mi (7,429.73 km) |
| Castelginest to Coralville (Iowa) | 4,454.37 mi (7,168.61 km) |
| Castelginest to Coram (New York) | 3,676.97 mi (5,917.51 km) |
| Castelginest to Corcoran (California) | 5,798.13 mi (9,331.19 km) |
| Castelginest to Cordele (Georgia) | 4,515.86 mi (7,267.58 km) |
