| On Top of the World Designated Place to Caldicot | 4,237.64 mi (6,819.82 km) |
| On Top of the World Designated Place to Calne | 4,271.13 mi (6,873.73 km) |
| On Top of the World Designated Place to Cam | 4,252.24 mi (6,843.32 km) |
| On Top of the World Designated Place to Camberley | 4,325.82 mi (6,961.73 km) |
| On Top of the World Designated Place to Camborne | 4,147.04 mi (6,674.01 km) |
| On Top of the World Designated Place to Cambridge | 4,347.77 mi (6,997.06 km) |
| On Top of the World Designated Place to Cambuslang | 4,129.78 mi (6,646.23 km) |
| On Top of the World Designated Place to Canford Cliffs | 4,285.37 mi (6,896.64 km) |
| On Top of the World Designated Place to Cannock | 4,252.26 mi (6,843.36 km) |
| On Top of the World Designated Place to Canterbury | 4,403.12 mi (7,086.13 km) |
| On Top of the World Designated Place to Carlisle | 4,187.27 mi (6,738.77 km) |
| On Top of the World Designated Place to Carlton Colville | 4,408.04 mi (7,094.06 km) |
| On Top of the World Designated Place to Carluke | 4,143.44 mi (6,668.22 km) |
| On Top of the World Designated Place to Carnoustie | 4,178.11 mi (6,724.01 km) |
| On Top of the World Designated Place to Carshalton | 4,349.44 mi (6,999.75 km) |
