| Porsgrunn to Dixon (Illinois) | 4,093.09 mi (6,587.19 km) |
| Porsgrunn to Dobbs Ferry (New York) | 3,638.73 mi (5,855.98 km) |
| Porsgrunn to Doctor Phillips (Florida) | 4,592.13 mi (7,390.33 km) |
| Porsgrunn to Dodge City (Kansas) | 4,638.60 mi (7,465.11 km) |
| Porsgrunn to Dolton (Illinois) | 4,047.53 mi (6,513.87 km) |
| Porsgrunn to Donna (Texas) | 5,268.75 mi (8,479.24 km) |
| Porsgrunn to Dorado (Puerto Rico) | 4,633.45 mi (7,456.81 km) |
| Porsgrunn to Doral (Florida) | 4,704.41 mi (7,571.01 km) |
| Porsgrunn to Doraville (Georgia) | 4,374.25 mi (7,039.68 km) |
| Porsgrunn to Dothan (Alabama) | 4,563.97 mi (7,345.00 km) |
| Porsgrunn to Douglas (Arizona) | 5,289.67 mi (8,512.90 km) |
| Porsgrunn to Douglas (Georgia) | 4,463.52 mi (7,183.35 km) |
| Porsgrunn to Douglasville (Georgia) | 4,398.09 mi (7,078.04 km) |
| Porsgrunn to Dover (Delaware) | 3,792.99 mi (6,104.23 km) |
| Porsgrunn to Dover (New Hampshire) | 3,424.95 mi (5,511.93 km) |
