| Rockwall to Duluth (Minnesota) | 983.91 mi (1,583.45 km) |
| Rockwall to Dumas (Texas) | 374.98 mi (603.48 km) |
| Rockwall to Dumont (New Jersey) | 1,352.95 mi (2,177.37 km) |
| Rockwall to Duncan (Oklahoma) | 140.93 mi (226.80 km) |
| Rockwall to Duncanville (Texas) | 33.36 mi (53.68 km) |
| Rockwall to Dundalk (Maryland) | 1,193.65 mi (1,921.00 km) |
| Rockwall to Dunedin (Florida) | 879.24 mi (1,415.00 km) |
| Rockwall to Dunkirk (New York) | 1,141.46 mi (1,837.00 km) |
| Rockwall to Dunmore (Pennsylvania) | 1,283.84 mi (2,066.15 km) |
| Rockwall to Dunwoody (Georgia) | 702.33 mi (1,130.30 km) |
| Rockwall to Durango (Colorado) | 712.52 mi (1,146.68 km) |
| Rockwall to Durant (Oklahoma) | 74.53 mi (119.94 km) |
| Rockwall to Durham (North Carolina) | 1,019.75 mi (1,641.13 km) |
| Rockwall to Dyer (Indiana) | 769.08 mi (1,237.72 km) |
| Rockwall to Dyersburg (Tennessee) | 456.36 mi (734.44 km) |
