| Sliven to Dumas (Texas) | 6,107.79 mi (9,829.54 km) |
| Sliven to Dumont (New Jersey) | 4,824.99 mi (7,765.08 km) |
| Sliven to Duncan (Oklahoma) | 6,045.92 mi (9,729.97 km) |
| Sliven to Duncanville (Texas) | 6,113.99 mi (9,839.52 km) |
| Sliven to Dundalk (Maryland) | 5,000.66 mi (8,047.79 km) |
| Sliven to Dunedin (Florida) | 5,797.62 mi (9,330.37 km) |
| Sliven to Dunkirk (New York) | 4,964.61 mi (7,989.76 km) |
| Sliven to Dunmore (Pennsylvania) | 4,868.55 mi (7,835.17 km) |
| Sliven to Dunwoody (Georgia) | 5,568.20 mi (8,961.15 km) |
| Sliven to Durango (Colorado) | 6,208.26 mi (9,991.22 km) |
| Sliven to Durant (Oklahoma) | 6,022.11 mi (9,691.66 km) |
| Sliven to Durham (North Carolina) | 5,250.93 mi (8,450.55 km) |
| Sliven to Dyer (Indiana) | 5,313.31 mi (8,550.95 km) |
| Sliven to Dyersburg (Tennessee) | 5,658.04 mi (9,105.74 km) |
| Sliven to Eagan (Minnesota) | 5,335.86 mi (8,587.24 km) |
