| Tulcea to Dumas (Texas) | 6,049.41 mi (9,735.59 km) |
| Tulcea to Dumont (New Jersey) | 4,815.28 mi (7,749.44 km) |
| Tulcea to Duncan (Oklahoma) | 6,000.00 mi (9,656.06 km) |
| Tulcea to Duncanville (Texas) | 6,074.59 mi (9,776.11 km) |
| Tulcea to Dundalk (Maryland) | 4,990.80 mi (8,031.92 km) |
| Tulcea to Dunedin (Florida) | 5,803.70 mi (9,340.15 km) |
| Tulcea to Dunkirk (New York) | 4,939.96 mi (7,950.10 km) |
| Tulcea to Dunmore (Pennsylvania) | 4,854.28 mi (7,812.20 km) |
| Tulcea to Dunwoody (Georgia) | 5,555.71 mi (8,941.05 km) |
| Tulcea to Durango (Colorado) | 6,133.11 mi (9,870.29 km) |
| Tulcea to Durant (Oklahoma) | 5,981.06 mi (9,625.58 km) |
| Tulcea to Durham (North Carolina) | 5,245.14 mi (8,441.24 km) |
| Tulcea to Dyer (Indiana) | 5,274.73 mi (8,488.86 km) |
| Tulcea to Dyersburg (Tennessee) | 5,628.77 mi (9,058.63 km) |
| Tulcea to Eagan (Minnesota) | 5,277.69 mi (8,493.62 km) |
