| Porsgrunn to Desert Hot Springs (California) | 5,309.58 mi (8,544.95 km) |
| Porsgrunn to DeSoto (Texas) | 4,849.18 mi (7,804.01 km) |
| Porsgrunn to Destin (Florida) | 4,647.21 mi (7,478.96 km) |
| Porsgrunn to Destrehan (Louisiana) | 4,799.47 mi (7,724.00 km) |
| Porsgrunn to Detroit (Michigan) | 3,865.84 mi (6,221.46 km) |
| Porsgrunn to Diamond Bar (California) | 5,337.54 mi (8,589.94 km) |
| Porsgrunn to Diamond Springs (California) | 5,111.27 mi (8,225.80 km) |
| Porsgrunn to Dickinson (North Dakota) | 4,180.74 mi (6,728.26 km) |
| Porsgrunn to Dickinson (Texas) | 4,978.65 mi (8,012.37 km) |
| Porsgrunn to Dickson (Tennessee) | 4,352.42 mi (7,004.54 km) |
| Porsgrunn to Difficult Run (Virginia) | 3,868.00 mi (6,224.95 km) |
| Porsgrunn to Dinuba (California) | 5,214.44 mi (8,391.82 km) |
| Porsgrunn to Discovery Bay (California) | 5,177.55 mi (8,332.47 km) |
| Porsgrunn to Dix Hills (New York) | 3,632.00 mi (5,845.14 km) |
| Porsgrunn to Dixon (California) | 5,148.20 mi (8,285.23 km) |
