| Porcia to Desert Hot Springs (California) | 6,070.01 mi (9,768.74 km) |
| Porcia to DeSoto (Texas) | 5,453.34 mi (8,776.30 km) |
| Porcia to Destin (Florida) | 5,139.94 mi (8,271.94 km) |
| Porcia to Destrehan (Louisiana) | 5,325.02 mi (8,569.79 km) |
| Porcia to Detroit (Michigan) | 4,443.56 mi (7,151.22 km) |
| Porcia to Diamond Bar (California) | 6,106.41 mi (9,827.31 km) |
| Porcia to Diamond Springs (California) | 5,916.09 mi (9,521.03 km) |
| Porcia to Dickinson (North Dakota) | 4,924.50 mi (7,925.22 km) |
| Porcia to Dickinson (Texas) | 5,543.08 mi (8,920.73 km) |
| Porcia to Dickson (Tennessee) | 4,904.57 mi (7,893.14 km) |
| Porcia to Difficult Run (Virginia) | 4,362.50 mi (7,020.77 km) |
| Porcia to Dinuba (California) | 6,003.20 mi (9,661.22 km) |
| Porcia to Discovery Bay (California) | 5,983.73 mi (9,629.89 km) |
| Porcia to Dix Hills (New York) | 4,113.89 mi (6,620.67 km) |
| Porcia to Dixon (California) | 5,957.46 mi (9,587.61 km) |
