| Hertford to Columbia (Illinois) | 4,202.20 mi (6,762.79 km) |
| Hertford to Columbia (Maryland) | 3,639.88 mi (5,857.83 km) |
| Hertford to Columbia (Missouri) | 4,258.55 mi (6,853.47 km) |
| Hertford to Columbia (Pennsylvania) | 3,587.69 mi (5,773.83 km) |
| Hertford to Columbia (South Carolina) | 4,046.31 mi (6,511.90 km) |
| Hertford to Columbia (Tennessee) | 4,217.12 mi (6,786.79 km) |
| Hertford to Columbia Heights (Minnesota) | 3,997.85 mi (6,433.91 km) |
| Hertford to Columbine (Colorado) | 4,686.06 mi (7,541.49 km) |
| Hertford to Columbus (Georgia) | 4,283.17 mi (6,893.10 km) |
| Hertford to Columbus (Indiana) | 3,999.96 mi (6,437.31 km) |
| Hertford to Columbus (Mississippi) | 4,375.76 mi (7,042.11 km) |
| Hertford to Columbus (Nebraska) | 4,320.32 mi (6,952.88 km) |
| Hertford to Columbus (Ohio) | 3,848.75 mi (6,193.96 km) |
| Hertford to Commack (New York) | 3,421.91 mi (5,507.04 km) |
| Hertford to Commerce (California) | 5,429.05 mi (8,737.20 km) |
