| Llantrisant to Carlsbad (New Mexico) | 4,926.29 mi (7,928.10 km) |
| Llantrisant to Carmel (Indiana) | 3,851.21 mi (6,197.92 km) |
| Llantrisant to Carmichael (California) | 5,172.43 mi (8,324.23 km) |
| Llantrisant to Carney (Maryland) | 3,487.57 mi (5,612.70 km) |
| Llantrisant to Carnot-Moon (Pennsylvania) | 3,589.27 mi (5,776.38 km) |
| Llantrisant to Carol Stream (Illinois) | 3,839.32 mi (6,178.79 km) |
| Llantrisant to Carolina (Puerto Rico) | 4,059.20 mi (6,532.64 km) |
| Llantrisant to Carolina Forest (South Carolina) | 3,844.59 mi (6,187.26 km) |
| Llantrisant to Carpentersville (Illinois) | 3,836.11 mi (6,173.63 km) |
| Llantrisant to Carpinteria (California) | 5,355.33 mi (8,618.57 km) |
| Llantrisant to Carrboro (North Carolina) | 3,750.79 mi (6,036.31 km) |
| Llantrisant to Carroll (Iowa) | 4,087.39 mi (6,578.01 km) |
| Llantrisant to Carrollton (Georgia) | 4,109.61 mi (6,613.78 km) |
| Llantrisant to Carrollton (Texas) | 4,613.94 mi (7,425.42 km) |
| Llantrisant to Carrollwood (Florida) | 4,273.64 mi (6,877.76 km) |
