| Ronciglione to Calne | 919.43 mi (1,479.68 km) |
| Ronciglione to Cam | 942.76 mi (1,517.23 km) |
| Ronciglione to Camberley | 872.76 mi (1,404.56 km) |
| Ronciglione to Camborne | 996.17 mi (1,603.18 km) |
| Ronciglione to Cambridge | 887.11 mi (1,427.67 km) |
| Ronciglione to Cambuslang | 1,187.08 mi (1,910.42 km) |
| Ronciglione to Canford Cliffs | 886.35 mi (1,426.44 km) |
| Ronciglione to Cannock | 975.61 mi (1,570.09 km) |
| Ronciglione to Canterbury | 812.66 mi (1,307.85 km) |
| Ronciglione to Carlisle | 1,107.71 mi (1,782.69 km) |
| Ronciglione to Carlton Colville | 855.84 mi (1,377.34 km) |
| Ronciglione to Carluke | 1,173.80 mi (1,889.05 km) |
| Ronciglione to Carnoustie | 1,183.79 mi (1,905.13 km) |
| Ronciglione to Carshalton | 855.57 mi (1,376.90 km) |
| Ronciglione to Carterton | 919.54 mi (1,479.85 km) |
