| Mason City to Cavdir | 5,832.75 mi (9,386.90 km) |
| Mason City to Cay | 5,798.57 mi (9,331.89 km) |
| Mason City to Caybasi | 5,849.62 mi (9,414.05 km) |
| Mason City to Caycuma | 5,676.00 mi (9,134.63 km) |
| Mason City to Cayeli | 5,948.93 mi (9,573.87 km) |
| Mason City to Cayiralan | 5,904.81 mi (9,502.87 km) |
| Mason City to Cayirhan | 5,736.82 mi (9,232.52 km) |
| Mason City to Cayirli | 6,004.97 mi (9,664.07 km) |
| Mason City to Cayirova | 5,622.81 mi (9,049.04 km) |
| Mason City to Caykara | 5,955.61 mi (9,584.62 km) |
| Mason City to Cekerek | 5,856.69 mi (9,425.44 km) |
| Mason City to Cekme | 5,605.07 mi (9,020.49 km) |
| Mason City to Celtik | 5,799.60 mi (9,333.55 km) |
| Mason City to Cerkes | 5,735.29 mi (9,230.06 km) |
| Mason City to Cerkezkoy | 5,553.30 mi (8,937.18 km) |
