| Llantwit Major to Carlsbad (New Mexico) | 4,927.06 mi (7,929.34 km) |
| Llantwit Major to Carmel (Indiana) | 3,850.93 mi (6,197.47 km) |
| Llantwit Major to Carmichael (California) | 5,175.91 mi (8,329.83 km) |
| Llantwit Major to Carney (Maryland) | 3,486.12 mi (5,610.36 km) |
| Llantwit Major to Carnot-Moon (Pennsylvania) | 3,588.43 mi (5,775.02 km) |
| Llantwit Major to Carol Stream (Illinois) | 3,839.58 mi (6,179.20 km) |
| Llantwit Major to Carolina (Puerto Rico) | 4,053.36 mi (6,523.25 km) |
| Llantwit Major to Carolina Forest (South Carolina) | 3,842.47 mi (6,183.86 km) |
| Llantwit Major to Carpentersville (Illinois) | 3,836.42 mi (6,174.13 km) |
| Llantwit Major to Carpinteria (California) | 5,358.17 mi (8,623.14 km) |
| Llantwit Major to Carrboro (North Carolina) | 3,749.04 mi (6,033.50 km) |
| Llantwit Major to Carroll (Iowa) | 4,088.39 mi (6,579.62 km) |
| Llantwit Major to Carrollton (Georgia) | 4,108.22 mi (6,611.54 km) |
| Llantwit Major to Carrollton (Texas) | 4,613.89 mi (7,425.34 km) |
| Llantwit Major to Carrollwood (Florida) | 4,271.14 mi (6,873.73 km) |
