| Valley Center to Dallas (Oregon) | 874.72 mi (1,407.73 km) |
| Valley Center to Dallas (Texas) | 1,171.75 mi (1,885.75 km) |
| Valley Center to Dalton (Georgia) | 1,830.79 mi (2,946.37 km) |
| Valley Center to Daly City (California) | 434.39 mi (699.08 km) |
| Valley Center to Damascus (Maryland) | 2,239.13 mi (3,603.53 km) |
| Valley Center to Damascus (Oregon) | 890.27 mi (1,432.75 km) |
| Valley Center to Dana Point (California) | 42.66 mi (68.66 km) |
| Valley Center to Danbury (Connecticut) | 2,431.63 mi (3,913.32 km) |
| Valley Center to Dania Beach (Florida) | 2,255.55 mi (3,629.96 km) |
| Valley Center to Danville (California) | 421.41 mi (678.20 km) |
| Valley Center to Danville (Illinois) | 1,688.94 mi (2,718.09 km) |
| Valley Center to Danville (Indiana) | 1,744.49 mi (2,807.49 km) |
| Valley Center to Danville (Kentucky) | 1,830.97 mi (2,946.67 km) |
| Valley Center to Danville (Virginia) | 2,129.85 mi (3,427.67 km) |
| Valley Center to Daphne (Alabama) | 1,712.35 mi (2,755.76 km) |
