| Highlands Ranch to Cloverleaf (Texas) | 873.01 mi (1,404.98 km) |
| Highlands Ranch to Cloverly (Maryland) | 1,489.28 mi (2,396.77 km) |
| Highlands Ranch to Clovis (California) | 819.68 mi (1,319.15 km) |
| Highlands Ranch to Clovis (New Mexico) | 366.05 mi (589.10 km) |
| Highlands Ranch to Clute (Texas) | 907.97 mi (1,461.24 km) |
| Highlands Ranch to Coachella (California) | 738.93 mi (1,189.19 km) |
| Highlands Ranch to Coalinga (California) | 868.80 mi (1,398.20 km) |
| Highlands Ranch to Coamo (Puerto Rico) | 2,736.70 mi (4,404.29 km) |
| Highlands Ranch to Coatesville (Pennsylvania) | 1,541.61 mi (2,480.98 km) |
| Highlands Ranch to Cockeysville (Maryland) | 1,504.44 mi (2,421.16 km) |
| Highlands Ranch to Cocoa (Florida) | 1,579.53 mi (2,542.00 km) |
| Highlands Ranch to Cocoa Beach (Florida) | 1,588.44 mi (2,556.35 km) |
| Highlands Ranch to Coconut Creek (Florida) | 1,695.91 mi (2,729.31 km) |
| Highlands Ranch to Coeur d'Alene (Idaho) | 815.42 mi (1,312.30 km) |
| Highlands Ranch to Cohoes (New York) | 1,632.08 mi (2,626.58 km) |
