| Tulcea to Decatur (Georgia) | 5,564.00 mi (8,954.39 km) |
| Tulcea to Decatur (Illinois) | 5,409.62 mi (8,705.95 km) |
| Tulcea to Deer Park (New York) | 4,798.12 mi (7,721.83 km) |
| Tulcea to Deer Park (Texas) | 6,179.66 mi (9,945.20 km) |
| Tulcea to Deerfield (Illinois) | 5,251.12 mi (8,450.86 km) |
| Tulcea to Deerfield Beach (Florida) | 5,784.21 mi (9,308.78 km) |
| Tulcea to Defiance (Ohio) | 5,178.31 mi (8,333.69 km) |
| Tulcea to DeForest (Wisconsin) | 5,243.75 mi (8,439.00 km) |
| Tulcea to DeKalb (Illinois) | 5,293.17 mi (8,518.53 km) |
| Tulcea to Del Aire (California) | 6,597.30 mi (10,617.33 km) |
| Tulcea to Del City (Oklahoma) | 5,932.93 mi (9,548.14 km) |
| Tulcea to Del Rio (Texas) | 6,393.40 mi (10,289.19 km) |
| Tulcea to DeLand (Florida) | 5,692.18 mi (9,160.68 km) |
| Tulcea to Delano (California) | 6,498.24 mi (10,457.91 km) |
| Tulcea to Delaware (Ohio) | 5,183.61 mi (8,342.22 km) |
