| Pontypridd to Columbia (Illinois) | 4,081.52 mi (6,568.57 km) |
| Pontypridd to Columbia (Maryland) | 3,510.58 mi (5,649.74 km) |
| Pontypridd to Columbia (Missouri) | 4,140.09 mi (6,662.83 km) |
| Pontypridd to Columbia (Pennsylvania) | 3,458.95 mi (5,566.65 km) |
| Pontypridd to Columbia (South Carolina) | 3,915.15 mi (6,300.82 km) |
| Pontypridd to Columbia (Tennessee) | 4,091.30 mi (6,584.32 km) |
| Pontypridd to Columbia Heights (Minnesota) | 3,887.48 mi (6,256.29 km) |
| Pontypridd to Columbine (Colorado) | 4,580.06 mi (7,370.89 km) |
| Pontypridd to Columbus (Georgia) | 4,153.32 mi (6,684.13 km) |
| Pontypridd to Columbus (Indiana) | 3,876.77 mi (6,239.05 km) |
| Pontypridd to Columbus (Mississippi) | 4,249.10 mi (6,838.26 km) |
| Pontypridd to Columbus (Nebraska) | 4,209.05 mi (6,773.81 km) |
| Pontypridd to Columbus (Ohio) | 3,724.25 mi (5,993.60 km) |
| Pontypridd to Commack (New York) | 3,292.04 mi (5,298.03 km) |
| Pontypridd to Commerce (California) | 5,331.66 mi (8,580.47 km) |
