| Cities | Distance |
|---|---|
| Risca to Caldicot | 14.72 mi (23.68 km) |
| Risca to Calne | 48.14 mi (77.48 km) |
| Risca to Cam | 31.81 mi (51.20 km) |
| Risca to Camberley | 102.84 mi (165.50 km) |
| Risca to Camborne | 136.19 mi (219.18 km) |
| Risca to Cambridge | 142.91 mi (230.00 km) |
| Risca to Cambuslang | 294.25 mi (473.55 km) |
| Risca to Canford Cliffs | 80.42 mi (129.42 km) |
| Risca to Cannock | 87.37 mi (140.61 km) |
| Risca to Canterbury | 181.02 mi (291.32 km) |
| Risca to Carlisle | 226.91 mi (365.18 km) |
| Risca to Carlton Colville | 211.47 mi (340.32 km) |
| Risca to Carluke | 286.69 mi (461.39 km) |
| Risca to Carnoustie | 338.43 mi (544.64 km) |
| Risca to Carshalton | 126.88 mi (204.20 km) |