| Llantrisant to Columbia (Illinois) | 4,081.93 mi (6,569.24 km) |
| Llantrisant to Columbia (Maryland) | 3,510.40 mi (5,649.45 km) |
| Llantrisant to Columbia (Missouri) | 4,140.63 mi (6,663.70 km) |
| Llantrisant to Columbia (Pennsylvania) | 3,458.82 mi (5,566.43 km) |
| Llantrisant to Columbia (South Carolina) | 3,914.81 mi (6,300.27 km) |
| Llantrisant to Columbia (Tennessee) | 4,091.38 mi (6,584.44 km) |
| Llantrisant to Columbia Heights (Minnesota) | 3,888.46 mi (6,257.87 km) |
| Llantrisant to Columbine (Colorado) | 4,581.24 mi (7,372.79 km) |
| Llantrisant to Columbus (Georgia) | 4,153.09 mi (6,683.76 km) |
| Llantrisant to Columbus (Indiana) | 3,877.03 mi (6,239.47 km) |
| Llantrisant to Columbus (Mississippi) | 4,249.11 mi (6,838.28 km) |
| Llantrisant to Columbus (Nebraska) | 4,209.98 mi (6,775.31 km) |
| Llantrisant to Columbus (Ohio) | 3,724.42 mi (5,993.88 km) |
| Llantrisant to Commack (New York) | 3,291.82 mi (5,297.67 km) |
| Llantrisant to Commerce (California) | 5,333.20 mi (8,582.95 km) |
