| Morro Bay to Duluth (Minnesota) | 1,677.13 mi (2,699.08 km) |
| Morro Bay to Dumas (Texas) | 1,059.60 mi (1,705.27 km) |
| Morro Bay to Dumont (New Jersey) | 2,543.97 mi (4,094.13 km) |
| Morro Bay to Duncan (Oklahoma) | 1,296.69 mi (2,086.81 km) |
| Morro Bay to Duncanville (Texas) | 1,380.35 mi (2,221.45 km) |
| Morro Bay to Dundalk (Maryland) | 2,427.69 mi (3,906.99 km) |
| Morro Bay to Dunedin (Florida) | 2,279.50 mi (3,668.49 km) |
| Morro Bay to Dunkirk (New York) | 2,261.50 mi (3,639.53 km) |
| Morro Bay to Dunmore (Pennsylvania) | 2,457.01 mi (3,954.18 km) |
| Morro Bay to Dunwoody (Georgia) | 2,067.09 mi (3,326.65 km) |
| Morro Bay to Durango (Colorado) | 733.26 mi (1,180.07 km) |
| Morro Bay to Durant (Oklahoma) | 1,389.23 mi (2,235.74 km) |
| Morro Bay to Durham (North Carolina) | 2,336.21 mi (3,759.77 km) |
| Morro Bay to Dyer (Indiana) | 1,841.26 mi (2,963.22 km) |
| Morro Bay to Dyersburg (Tennessee) | 1,758.53 mi (2,830.08 km) |
