| Summerlin South to Castle Pines (Colorado) | 615.53 mi (990.60 km) |
| Summerlin South to Castle Rock (Colorado) | 614.51 mi (988.96 km) |
| Summerlin South to Castro Valley (California) | 387.46 mi (623.56 km) |
| Summerlin South to Catalina Foothills (Arizona) | 366.31 mi (589.52 km) |
| Summerlin South to Cataño (Puerto Rico) | 3,218.74 mi (5,180.06 km) |
| Summerlin South to Cathedral City (California) | 170.57 mi (274.51 km) |
| Summerlin South to Catonsville (Maryland) | 2,104.97 mi (3,387.62 km) |
| Summerlin South to Cave Spring (Virginia) | 1,947.65 mi (3,134.44 km) |
| Summerlin South to Cayce (South Carolina) | 1,935.69 mi (3,115.19 km) |
| Summerlin South to Cayey (Puerto Rico) | 3,229.77 mi (5,197.81 km) |
| Summerlin South to Cedar City (Utah) | 163.94 mi (263.83 km) |
| Summerlin South to Cedar Falls (Iowa) | 1,295.37 mi (2,084.69 km) |
| Summerlin South to Cedar Hill (Texas) | 1,074.47 mi (1,729.19 km) |
| Summerlin South to Cedar Lake (Indiana) | 1,538.94 mi (2,476.69 km) |
| Summerlin South to Cedar Mill (Oregon) | 757.67 mi (1,219.36 km) |
