| Summerlin South to Cloverleaf (Texas) | 1,245.13 mi (2,003.84 km) |
| Summerlin South to Cloverly (Maryland) | 2,092.53 mi (3,367.60 km) |
| Summerlin South to Clovis (California) | 246.53 mi (396.75 km) |
| Summerlin South to Clovis (New Mexico) | 694.10 mi (1,117.04 km) |
| Summerlin South to Clute (Texas) | 1,256.96 mi (2,022.88 km) |
| Summerlin South to Coachella (California) | 174.31 mi (280.52 km) |
| Summerlin South to Coalinga (California) | 278.53 mi (448.25 km) |
| Summerlin South to Coamo (Puerto Rico) | 3,220.15 mi (5,182.33 km) |
| Summerlin South to Coatesville (Pennsylvania) | 2,148.52 mi (3,457.71 km) |
| Summerlin South to Cockeysville (Maryland) | 2,109.33 mi (3,394.65 km) |
| Summerlin South to Cocoa (Florida) | 2,077.40 mi (3,343.26 km) |
| Summerlin South to Cocoa Beach (Florida) | 2,086.57 mi (3,358.01 km) |
| Summerlin South to Coconut Creek (Florida) | 2,172.03 mi (3,495.55 km) |
| Summerlin South to Coeur d'Alene (Idaho) | 803.57 mi (1,293.21 km) |
| Summerlin South to Cohoes (New York) | 2,244.23 mi (3,611.73 km) |
