| Philadelphia to Dixon (California) | 2,472.46 mi (3,979.04 km) |
| Philadelphia to Dixon (Illinois) | 758.63 mi (1,220.90 km) |
| Philadelphia to Dobbs Ferry (New York) | 96.08 mi (154.63 km) |
| Philadelphia to Doctor Phillips (Florida) | 876.80 mi (1,411.07 km) |
| Philadelphia to Dodge City (Kansas) | 1,342.92 mi (2,161.21 km) |
| Philadelphia to Dolton (Illinois) | 660.67 mi (1,063.24 km) |
| Philadelphia to Donna (Texas) | 1,628.39 mi (2,620.64 km) |
| Philadelphia to Dorado (Puerto Rico) | 1,579.27 mi (2,541.59 km) |
| Philadelphia to Doral (Florida) | 1,025.81 mi (1,650.88 km) |
| Philadelphia to Doraville (Georgia) | 656.74 mi (1,056.93 km) |
| Philadelphia to Dothan (Alabama) | 835.75 mi (1,345.01 km) |
| Philadelphia to Douglas (Arizona) | 2,007.05 mi (3,230.03 km) |
| Philadelphia to Douglas (Georgia) | 728.99 mi (1,173.19 km) |
| Philadelphia to Douglasville (Georgia) | 683.03 mi (1,099.23 km) |
| Philadelphia to Dover (Delaware) | 62.01 mi (99.80 km) |
