| Cwmbran to Carlsbad (New Mexico) | 4,935.86 mi (7,943.50 km) |
| Cwmbran to Carmel (Indiana) | 3,862.16 mi (6,215.55 km) |
| Cwmbran to Carmichael (California) | 5,177.90 mi (8,333.03 km) |
| Cwmbran to Carney (Maryland) | 3,499.94 mi (5,632.61 km) |
| Cwmbran to Carnot-Moon (Pennsylvania) | 3,600.93 mi (5,795.13 km) |
| Cwmbran to Carol Stream (Illinois) | 3,849.58 mi (6,195.31 km) |
| Cwmbran to Carolina (Puerto Rico) | 4,075.46 mi (6,558.82 km) |
| Cwmbran to Carolina Forest (South Carolina) | 3,857.69 mi (6,208.34 km) |
| Cwmbran to Carpentersville (Illinois) | 3,846.31 mi (6,190.04 km) |
| Cwmbran to Carpinteria (California) | 5,361.83 mi (8,629.03 km) |
| Cwmbran to Carrboro (North Carolina) | 3,763.49 mi (6,056.75 km) |
| Cwmbran to Carroll (Iowa) | 4,096.64 mi (6,592.91 km) |
| Cwmbran to Carrollton (Georgia) | 4,121.91 mi (6,633.57 km) |
| Cwmbran to Carrollton (Texas) | 4,624.60 mi (7,442.57 km) |
| Cwmbran to Carrollwood (Florida) | 4,287.14 mi (6,899.49 km) |
