| Southborough to Cermik | 2,093.93 mi (3,369.86 km) |
| Southborough to Cesme | 1,542.21 mi (2,481.94 km) |
| Southborough to Ceyhan | 1,988.85 mi (3,200.75 km) |
| Southborough to Ceylanpinar | 2,175.57 mi (3,501.24 km) |
| Southborough to Cicekdagi | 1,817.42 mi (2,924.85 km) |
| Southborough to Cide | 1,665.64 mi (2,680.59 km) |
| Southborough to Cifteler | 1,685.76 mi (2,712.97 km) |
| Southborough to Ciftlik | 1,882.53 mi (3,029.64 km) |
| Southborough to Ciftlikkoy | 1,559.84 mi (2,510.32 km) |
| Southborough to Cihanbeyli | 1,795.98 mi (2,890.35 km) |
| Southborough to Cildir | 2,131.23 mi (3,429.88 km) |
| Southborough to Cilimli | 1,622.14 mi (2,610.57 km) |
| Southborough to Cinar | 2,152.82 mi (3,464.63 km) |
| Southborough to Cinarcik | 1,552.16 mi (2,497.96 km) |
| Southborough to Cine | 1,645.52 mi (2,648.20 km) |
