| Mattoon to Cermik | 6,137.60 mi (9,877.52 km) |
| Mattoon to Cesme | 5,656.19 mi (9,102.76 km) |
| Mattoon to Ceyhan | 6,072.94 mi (9,773.45 km) |
| Mattoon to Ceylanpinar | 6,228.37 mi (10,023.60 km) |
| Mattoon to Cicekdagi | 5,887.75 mi (9,475.41 km) |
| Mattoon to Cide | 5,720.47 mi (9,206.21 km) |
| Mattoon to Cifteler | 5,780.00 mi (9,302.02 km) |
| Mattoon to Ciftlik | 5,965.93 mi (9,601.24 km) |
| Mattoon to Ciftlikkoy | 5,653.55 mi (9,098.51 km) |
| Mattoon to Cihanbeyli | 5,885.08 mi (9,471.13 km) |
| Mattoon to Cildir | 6,087.84 mi (9,797.44 km) |
| Mattoon to Cilimli | 5,703.29 mi (9,178.55 km) |
| Mattoon to Cinar | 6,192.13 mi (9,965.27 km) |
| Mattoon to Cinarcik | 5,647.09 mi (9,088.11 km) |
| Mattoon to Cine | 5,758.48 mi (9,267.37 km) |
