| Portchester to Dixon (Illinois) | 4,003.56 mi (6,443.10 km) |
| Portchester to Dobbs Ferry (New York) | 3,416.51 mi (5,498.34 km) |
| Portchester to Doctor Phillips (Florida) | 4,316.17 mi (6,946.21 km) |
| Portchester to Dodge City (Kansas) | 4,599.58 mi (7,402.31 km) |
| Portchester to Dolton (Illinois) | 3,940.88 mi (6,342.23 km) |
| Portchester to Donna (Texas) | 5,122.73 mi (8,244.24 km) |
| Portchester to Dorado (Puerto Rico) | 4,158.02 mi (6,691.68 km) |
| Portchester to Doral (Florida) | 4,397.91 mi (7,077.75 km) |
| Portchester to Doraville (Georgia) | 4,168.15 mi (6,707.99 km) |
| Portchester to Dothan (Alabama) | 4,344.75 mi (6,992.20 km) |
| Portchester to Douglas (Arizona) | 5,286.80 mi (8,508.28 km) |
| Portchester to Douglas (Georgia) | 4,224.59 mi (6,798.82 km) |
| Portchester to Douglasville (Georgia) | 4,194.20 mi (6,749.92 km) |
| Portchester to Dover (Delaware) | 3,564.25 mi (5,736.11 km) |
| Portchester to Dover (New Hampshire) | 3,204.21 mi (5,156.67 km) |
