| Tulcea to Columbia (Illinois) | 5,527.85 mi (8,896.22 km) |
| Tulcea to Columbia (Maryland) | 5,008.11 mi (8,059.77 km) |
| Tulcea to Columbia (Missouri) | 5,571.73 mi (8,966.83 km) |
| Tulcea to Columbia (Pennsylvania) | 4,953.88 mi (7,972.51 km) |
| Tulcea to Columbia (South Carolina) | 5,420.45 mi (8,723.36 km) |
| Tulcea to Columbia (Tennessee) | 5,568.38 mi (8,961.45 km) |
| Tulcea to Columbia Heights (Minnesota) | 5,267.59 mi (8,477.37 km) |
| Tulcea to Columbine (Colorado) | 5,918.38 mi (9,524.72 km) |
| Tulcea to Columbus (Georgia) | 5,651.86 mi (9,095.79 km) |
| Tulcea to Columbus (Indiana) | 5,339.74 mi (8,593.48 km) |
| Tulcea to Columbus (Mississippi) | 5,730.35 mi (9,222.11 km) |
| Tulcea to Columbus (Nebraska) | 5,591.15 mi (8,998.08 km) |
| Tulcea to Columbus (Ohio) | 5,195.65 mi (8,361.59 km) |
| Tulcea to Commack (New York) | 4,792.84 mi (7,713.33 km) |
| Tulcea to Commerce (California) | 6,587.43 mi (10,601.45 km) |
