| Ridge to Duluth (Minnesota) | 1,038.38 mi (1,671.11 km) |
| Ridge to Dumas (Texas) | 1,605.33 mi (2,583.53 km) |
| Ridge to Dumont (New Jersey) | 58.04 mi (93.41 km) |
| Ridge to Duncan (Oklahoma) | 1,431.59 mi (2,303.92 km) |
| Ridge to Duncanville (Texas) | 1,441.15 mi (2,319.30 km) |
| Ridge to Dundalk (Maryland) | 221.89 mi (357.10 km) |
| Ridge to Dunedin (Florida) | 1,051.68 mi (1,692.51 km) |
| Ridge to Dunkirk (New York) | 350.01 mi (563.29 km) |
| Ridge to Dunmore (Pennsylvania) | 146.06 mi (235.06 km) |
| Ridge to Dunwoody (Georgia) | 789.40 mi (1,270.42 km) |
| Ridge to Durango (Colorado) | 1,880.97 mi (3,027.13 km) |
| Ridge to Durant (Oklahoma) | 1,369.98 mi (2,204.77 km) |
| Ridge to Durham (North Carolina) | 471.00 mi (758.00 km) |
| Ridge to Dyer (Indiana) | 760.59 mi (1,224.06 km) |
| Ridge to Dyersburg (Tennessee) | 951.53 mi (1,531.35 km) |
