| Tulcea to Dixon (Illinois) | 5,321.87 mi (8,564.73 km) |
| Tulcea to Dobbs Ferry (New York) | 4,807.42 mi (7,736.79 km) |
| Tulcea to Doctor Phillips (Florida) | 5,730.03 mi (9,221.59 km) |
| Tulcea to Dodge City (Kansas) | 5,880.75 mi (9,464.15 km) |
| Tulcea to Dolton (Illinois) | 5,270.86 mi (8,482.63 km) |
| Tulcea to Donna (Texas) | 6,483.14 mi (10,433.61 km) |
| Tulcea to Dorado (Puerto Rico) | 5,559.78 mi (8,947.60 km) |
| Tulcea to Doral (Florida) | 5,818.85 mi (9,364.53 km) |
| Tulcea to Doraville (Georgia) | 5,555.95 mi (8,941.44 km) |
| Tulcea to Dothan (Alabama) | 5,739.10 mi (9,236.19 km) |
| Tulcea to Douglas (Arizona) | 6,537.00 mi (10,520.29 km) |
| Tulcea to Douglas (Georgia) | 5,626.21 mi (9,054.52 km) |
| Tulcea to Douglasville (Georgia) | 5,581.12 mi (8,981.94 km) |
| Tulcea to Dover (Delaware) | 4,958.72 mi (7,980.29 km) |
| Tulcea to Dover (New Hampshire) | 4,593.15 mi (7,391.96 km) |
