| Ronkonkoma to Cermik | 5,522.10 mi (8,886.96 km) |
| Ronkonkoma to Cesme | 4,979.17 mi (8,013.20 km) |
| Ronkonkoma to Ceyhan | 5,431.70 mi (8,741.48 km) |
| Ronkonkoma to Ceylanpinar | 5,608.35 mi (9,025.77 km) |
| Ronkonkoma to Cicekdagi | 5,255.22 mi (8,457.47 km) |
| Ronkonkoma to Cide | 5,095.72 mi (8,200.77 km) |
| Ronkonkoma to Cifteler | 5,130.07 mi (8,256.06 km) |
| Ronkonkoma to Ciftlik | 5,324.92 mi (8,569.63 km) |
| Ronkonkoma to Ciftlikkoy | 5,003.86 mi (8,052.94 km) |
| Ronkonkoma to Cihanbeyli | 5,239.53 mi (8,432.22 km) |
| Ronkonkoma to Cildir | 5,511.65 mi (8,870.14 km) |
| Ronkonkoma to Cilimli | 5,062.94 mi (8,148.01 km) |
| Ronkonkoma to Cinar | 5,579.40 mi (8,979.18 km) |
| Ronkonkoma to Cinarcik | 4,996.38 mi (8,040.90 km) |
| Ronkonkoma to Cine | 5,084.65 mi (8,182.95 km) |
