| Opatija to Cookeville (Tennessee) | 4,917.22 mi (7,913.50 km) |
| Opatija to Coolidge (Arizona) | 6,054.64 mi (9,744.00 km) |
| Opatija to Coon Rapids (Minnesota) | 4,783.75 mi (7,698.70 km) |
| Opatija to Cooper City (Florida) | 5,169.82 mi (8,320.02 km) |
| Opatija to Coos Bay (Oregon) | 5,799.57 mi (9,333.50 km) |
| Opatija to Copiague (New York) | 4,213.96 mi (6,781.71 km) |
| Opatija to Coppell (Texas) | 5,530.80 mi (8,900.96 km) |
| Opatija to Copperas Cove (Texas) | 5,662.19 mi (9,112.41 km) |
| Opatija to Coral Gables (Florida) | 5,185.45 mi (8,345.17 km) |
| Opatija to Coral Springs (Florida) | 5,157.97 mi (8,300.95 km) |
| Opatija to Coral Terrace (Florida) | 5,184.92 mi (8,344.33 km) |
| Opatija to Coralville (Iowa) | 4,889.82 mi (7,869.40 km) |
| Opatija to Coram (New York) | 4,189.06 mi (6,741.63 km) |
| Opatija to Corcoran (California) | 6,118.53 mi (9,846.82 km) |
| Opatija to Cordele (Georgia) | 5,042.46 mi (8,115.05 km) |
