| Highlands Ranch to Cermik | 6,615.57 mi (10,646.73 km) |
| Highlands Ranch to Cesme | 6,235.43 mi (10,034.95 km) |
| Highlands Ranch to Ceyhan | 6,589.39 mi (10,604.59 km) |
| Highlands Ranch to Ceylanpinar | 6,710.00 mi (10,798.70 km) |
| Highlands Ranch to Cicekdagi | 6,396.98 mi (10,294.95 km) |
| Highlands Ranch to Cide | 6,223.67 mi (10,016.03 km) |
| Highlands Ranch to Cifteler | 6,316.90 mi (10,166.07 km) |
| Highlands Ranch to Ciftlik | 6,485.03 mi (10,436.65 km) |
| Highlands Ranch to Ciftlikkoy | 6,193.48 mi (9,967.45 km) |
| Highlands Ranch to Cihanbeyli | 6,412.89 mi (10,320.54 km) |
| Highlands Ranch to Cildir | 6,513.20 mi (10,481.98 km) |
| Highlands Ranch to Cilimli | 6,228.70 mi (10,024.12 km) |
| Highlands Ranch to Cinar | 6,664.53 mi (10,725.53 km) |
| Highlands Ranch to Cinarcik | 6,188.63 mi (9,959.64 km) |
| Highlands Ranch to Cine | 6,330.55 mi (10,188.04 km) |
