| Highlands Ranch to Caldicot | 4,600.32 mi (7,403.50 km) |
| Highlands Ranch to Calne | 4,632.59 mi (7,455.43 km) |
| Highlands Ranch to Cam | 4,609.51 mi (7,418.29 km) |
| Highlands Ranch to Camberley | 4,680.96 mi (7,533.27 km) |
| Highlands Ranch to Camborne | 4,561.99 mi (7,341.81 km) |
| Highlands Ranch to Cambridge | 4,675.08 mi (7,523.81 km) |
| Highlands Ranch to Cambuslang | 4,390.67 mi (7,066.10 km) |
| Highlands Ranch to Canford Cliffs | 4,664.82 mi (7,507.29 km) |
| Highlands Ranch to Cannock | 4,582.07 mi (7,374.13 km) |
| Highlands Ranch to Canterbury | 4,746.31 mi (7,638.45 km) |
| Highlands Ranch to Carlisle | 4,465.79 mi (7,187.00 km) |
| Highlands Ranch to Carlton Colville | 4,717.87 mi (7,592.68 km) |
| Highlands Ranch to Carluke | 4,404.75 mi (7,088.76 km) |
| Highlands Ranch to Carnoustie | 4,412.56 mi (7,101.32 km) |
| Highlands Ranch to Carshalton | 4,699.69 mi (7,563.43 km) |
