| Cities | Distance |
|---|---|
| Risca to Cosham | 102.35 mi (164.71 km) |
| Risca to Costessey | 196.56 mi (316.34 km) |
| Risca to Cottingham | 187.42 mi (301.62 km) |
| Risca to Coulsdon | 128.61 mi (206.98 km) |
| Risca to Coventry | 87.02 mi (140.05 km) |
| Risca to Cowdenbeath | 311.24 mi (500.89 km) |
| Risca to Cowes | 97.22 mi (156.46 km) |
| Risca to Cowley | 112.22 mi (180.61 km) |
| Risca to Cowley | 80.85 mi (130.11 km) |
| Risca to Cramlington | 247.92 mi (398.99 km) |
| Risca to Cranleigh | 117.30 mi (188.77 km) |
| Risca to Crawley | 129.93 mi (209.10 km) |
| Risca to Crayford | 141.07 mi (227.03 km) |
| Risca to Crewe | 106.62 mi (171.58 km) |
| Risca to Crigglestone | 155.28 mi (249.91 km) |