| Greenock to Cavdir | 2,054.13 mi (3,305.80 km) |
| Greenock to Cay | 2,026.51 mi (3,261.36 km) |
| Greenock to Caybasi | 2,131.78 mi (3,430.76 km) |
| Greenock to Caycuma | 1,923.95 mi (3,096.31 km) |
| Greenock to Cayeli | 2,267.56 mi (3,649.28 km) |
| Greenock to Cayiralan | 2,160.50 mi (3,476.99 km) |
| Greenock to Cayirhan | 1,974.25 mi (3,177.24 km) |
| Greenock to Cayirli | 2,302.07 mi (3,704.83 km) |
| Greenock to Cayirova | 1,853.74 mi (2,983.30 km) |
| Greenock to Caykara | 2,265.09 mi (3,645.31 km) |
| Greenock to Cekerek | 2,117.23 mi (3,407.35 km) |
| Greenock to Cekme | 1,836.19 mi (2,955.06 km) |
| Greenock to Celtik | 2,032.16 mi (3,270.44 km) |
| Greenock to Cerkes | 1,983.89 mi (3,192.76 km) |
| Greenock to Cerkezkoy | 1,781.21 mi (2,866.58 km) |
