| Llantrisant to Caño Martin Peña (Puerto Rico) | 4,060.88 mi (6,535.35 km) |
| Llantrisant to Cañon City (Colorado) | 4,645.85 mi (7,476.78 km) |
| Llantrisant to Canóvanas (Puerto Rico) | 4,057.78 mi (6,530.37 km) |
| Llantrisant to Canton (Georgia) | 4,053.16 mi (6,522.94 km) |
| Llantrisant to Canton (Illinois) | 3,975.70 mi (6,398.28 km) |
| Llantrisant to Canton (Mississippi) | 4,359.85 mi (7,016.50 km) |
| Llantrisant to Canton (Ohio) | 3,622.79 mi (5,830.31 km) |
| Llantrisant to Canyon (Texas) | 4,703.71 mi (7,569.90 km) |
| Llantrisant to Canyon Lake (California) | 5,320.82 mi (8,563.03 km) |
| Llantrisant to Canyon Lake (Texas) | 4,827.64 mi (7,769.33 km) |
| Llantrisant to Cape Coral (Florida) | 4,322.36 mi (6,956.17 km) |
| Llantrisant to Cape Girardeau (Missouri) | 4,110.94 mi (6,615.93 km) |
| Llantrisant to Carbondale (Illinois) | 4,077.99 mi (6,562.89 km) |
| Llantrisant to Carlisle (Pennsylvania) | 3,480.68 mi (5,601.61 km) |
| Llantrisant to Carlsbad (California) | 5,353.19 mi (8,615.12 km) |
