| Porsgrunn to Dallas (Texas) | 4,834.80 mi (7,780.87 km) |
| Porsgrunn to Dalton (Georgia) | 4,348.44 mi (6,998.14 km) |
| Porsgrunn to Daly City (California) | 5,210.33 mi (8,385.21 km) |
| Porsgrunn to Damascus (Maryland) | 3,842.99 mi (6,184.70 km) |
| Porsgrunn to Damascus (Oregon) | 4,720.02 mi (7,596.15 km) |
| Porsgrunn to Dana Point (California) | 5,367.70 mi (8,638.48 km) |
| Porsgrunn to Danbury (Connecticut) | 3,604.83 mi (5,801.41 km) |
| Porsgrunn to Dania Beach (Florida) | 4,683.73 mi (7,537.74 km) |
| Porsgrunn to Danville (California) | 5,191.58 mi (8,355.03 km) |
| Porsgrunn to Danville (Illinois) | 4,130.61 mi (6,647.58 km) |
| Porsgrunn to Danville (Indiana) | 4,117.35 mi (6,626.23 km) |
| Porsgrunn to Danville (Kentucky) | 4,180.61 mi (6,728.04 km) |
| Porsgrunn to Danville (Virginia) | 4,063.65 mi (6,539.81 km) |
| Porsgrunn to Daphne (Alabama) | 4,680.22 mi (7,532.09 km) |
| Porsgrunn to Darby (Pennsylvania) | 3,743.45 mi (6,024.50 km) |
