| Conwy to Columbia (Illinois) | 4,016.16 mi (6,463.38 km) |
| Conwy to Columbia (Maryland) | 3,459.45 mi (5,567.44 km) |
| Conwy to Columbia (Missouri) | 4,071.75 mi (6,552.85 km) |
| Conwy to Columbia (Pennsylvania) | 3,406.73 mi (5,482.61 km) |
| Conwy to Columbia (South Carolina) | 3,867.74 mi (6,224.52 km) |
| Conwy to Columbia (Tennessee) | 4,033.72 mi (6,491.64 km) |
| Conwy to Columbia Heights (Minnesota) | 3,809.83 mi (6,131.32 km) |
| Conwy to Columbine (Colorado) | 4,498.14 mi (7,239.05 km) |
| Conwy to Columbus (Georgia) | 4,103.11 mi (6,603.31 km) |
| Conwy to Columbus (Indiana) | 3,815.06 mi (6,139.74 km) |
| Conwy to Columbus (Mississippi) | 4,192.93 mi (6,747.87 km) |
| Conwy to Columbus (Nebraska) | 4,132.34 mi (6,650.35 km) |
| Conwy to Columbus (Ohio) | 3,664.59 mi (5,897.59 km) |
| Conwy to Commack (New York) | 3,242.12 mi (5,217.69 km) |
| Conwy to Commerce (California) | 5,242.51 mi (8,437.01 km) |
