| Llantwit Major to Coldwater (Michigan) | 3,716.13 mi (5,980.53 km) |
| Llantwit Major to Colesville (Maryland) | 3,520.42 mi (5,665.58 km) |
| Llantwit Major to College (Alaska) | 4,180.50 mi (6,727.86 km) |
| Llantwit Major to College Park (Georgia) | 4,080.01 mi (6,566.14 km) |
| Llantwit Major to College Park (Maryland) | 3,521.04 mi (5,666.56 km) |
| Llantwit Major to College Station (Texas) | 4,712.63 mi (7,584.24 km) |
| Llantwit Major to Collegedale (Tennessee) | 4,036.30 mi (6,495.80 km) |
| Llantwit Major to Colleyville (Texas) | 4,628.62 mi (7,449.05 km) |
| Llantwit Major to Collierville (Tennessee) | 4,225.32 mi (6,799.99 km) |
| Llantwit Major to Collinsville (Illinois) | 4,063.27 mi (6,539.20 km) |
| Llantwit Major to Colonia (New Jersey) | 3,343.58 mi (5,380.97 km) |
| Llantwit Major to Colonial Heights (Virginia) | 3,617.51 mi (5,821.81 km) |
| Llantwit Major to Colonial Park (Pennsylvania) | 3,458.89 mi (5,566.54 km) |
| Llantwit Major to Colorado Springs (Colorado) | 4,609.09 mi (7,417.61 km) |
| Llantwit Major to Colton (California) | 5,304.99 mi (8,537.56 km) |
