| Llantrisant to Coldwater (Michigan) | 3,716.20 mi (5,980.65 km) |
| Llantrisant to Colesville (Maryland) | 3,521.88 mi (5,667.92 km) |
| Llantrisant to College (Alaska) | 4,172.73 mi (6,715.35 km) |
| Llantrisant to College Park (Georgia) | 4,081.47 mi (6,568.49 km) |
| Llantrisant to College Park (Maryland) | 3,522.52 mi (5,668.94 km) |
| Llantrisant to College Station (Texas) | 4,713.07 mi (7,584.96 km) |
| Llantrisant to Collegedale (Tennessee) | 4,037.48 mi (6,497.69 km) |
| Llantrisant to Colleyville (Texas) | 4,628.66 mi (7,449.10 km) |
| Llantrisant to Collierville (Tennessee) | 4,225.95 mi (6,801.00 km) |
| Llantrisant to Collinsville (Illinois) | 4,063.32 mi (6,539.28 km) |
| Llantrisant to Colonia (New Jersey) | 3,345.06 mi (5,383.35 km) |
| Llantrisant to Colonial Heights (Virginia) | 3,619.23 mi (5,824.59 km) |
| Llantrisant to Colonial Park (Pennsylvania) | 3,460.15 mi (5,568.57 km) |
| Llantrisant to Colorado Springs (Colorado) | 4,607.45 mi (7,414.97 km) |
| Llantrisant to Colton (California) | 5,302.45 mi (8,533.46 km) |
