| Cwmbran to Crest Hill (Illinois) | 3,864.76 mi (6,219.73 km) |
| Cwmbran to Crestview (Florida) | 4,322.60 mi (6,956.55 km) |
| Cwmbran to Crestwood (Illinois) | 3,847.02 mi (6,191.17 km) |
| Cwmbran to Crestwood (Missouri) | 4,094.22 mi (6,589.01 km) |
| Cwmbran to Creve Coeur (Missouri) | 4,091.71 mi (6,584.97 km) |
| Cwmbran to Crofton (Maryland) | 3,523.67 mi (5,670.79 km) |
| Cwmbran to Crossville (Tennessee) | 4,005.73 mi (6,446.60 km) |
| Cwmbran to Crowley (Louisiana) | 4,586.05 mi (7,380.54 km) |
| Cwmbran to Crowley (Texas) | 4,663.52 mi (7,505.22 km) |
| Cwmbran to Crown Point (Indiana) | 3,842.37 mi (6,183.69 km) |
| Cwmbran to Crystal (Minnesota) | 3,901.89 mi (6,279.49 km) |
| Cwmbran to Crystal Lake (Illinois) | 3,842.99 mi (6,184.70 km) |
| Cwmbran to Cudahy (California) | 5,342.92 mi (8,598.60 km) |
| Cwmbran to Cudahy (Wisconsin) | 3,792.50 mi (6,103.43 km) |
| Cwmbran to Cullman (Alabama) | 4,164.65 mi (6,702.35 km) |
