| Opatija to Cesme | 783.71 mi (1,261.26 km) |
| Opatija to Ceyhan | 1,251.82 mi (2,014.61 km) |
| Opatija to Ceylanpinar | 1,455.26 mi (2,342.02 km) |
| Opatija to Cicekdagi | 1,094.91 mi (1,762.09 km) |
| Opatija to Cide | 962.99 mi (1,549.77 km) |
| Opatija to Cifteler | 945.92 mi (1,522.32 km) |
| Opatija to Ciftlik | 1,147.97 mi (1,847.49 km) |
| Opatija to Ciftlikkoy | 823.38 mi (1,325.10 km) |
| Opatija to Cihanbeyli | 1,058.55 mi (1,703.57 km) |
| Opatija to Cildir | 1,471.96 mi (2,368.89 km) |
| Opatija to Cilimli | 896.57 mi (1,442.89 km) |
| Opatija to Cinar | 1,441.54 mi (2,319.94 km) |
| Opatija to Cinarcik | 814.58 mi (1,310.93 km) |
| Opatija to Cine | 888.00 mi (1,429.09 km) |
| Opatija to Civril | 929.33 mi (1,495.61 km) |
