| Piqua to Cermik | 5,962.21 mi (9,595.25 km) |
| Piqua to Cesme | 5,464.13 mi (8,793.68 km) |
| Piqua to Ceyhan | 5,890.70 mi (9,480.16 km) |
| Piqua to Ceylanpinar | 6,051.95 mi (9,739.67 km) |
| Piqua to Cicekdagi | 5,707.49 mi (9,185.31 km) |
| Piqua to Cide | 5,541.96 mi (8,918.92 km) |
| Piqua to Cifteler | 5,595.07 mi (9,004.39 km) |
| Piqua to Ciftlik | 5,783.59 mi (9,307.79 km) |
| Piqua to Ciftlikkoy | 5,468.49 mi (8,800.68 km) |
| Piqua to Cihanbeyli | 5,701.44 mi (9,175.58 km) |
| Piqua to Cildir | 5,922.73 mi (9,531.72 km) |
| Piqua to Cilimli | 5,520.71 mi (8,884.72 km) |
| Piqua to Cinar | 6,017.56 mi (9,684.33 km) |
| Piqua to Cinarcik | 5,461.75 mi (8,789.84 km) |
| Piqua to Cine | 5,567.37 mi (8,959.81 km) |
