| Porsgrunn to Princeton (Florida) | 4,721.67 mi (7,598.80 km) |
| Porsgrunn to Princeton (New Jersey) | 3,700.39 mi (5,955.20 km) |
| Porsgrunn to Princeton (Texas) | 4,804.22 mi (7,731.65 km) |
| Porsgrunn to Princeton Meadows (New Jersey) | 3,698.05 mi (5,951.44 km) |
| Porsgrunn to Prineville (Oregon) | 4,758.70 mi (7,658.38 km) |
| Porsgrunn to Prior Lake (Minnesota) | 4,049.21 mi (6,516.57 km) |
| Porsgrunn to Progress (Pennsylvania) | 3,776.14 mi (6,077.10 km) |
| Porsgrunn to Prospect Heights (Illinois) | 4,031.28 mi (6,487.72 km) |
| Porsgrunn to Prosper (Texas) | 4,809.85 mi (7,740.70 km) |
| Porsgrunn to Providence (Rhode Island) | 3,513.82 mi (5,654.95 km) |
| Porsgrunn to Provo (Utah) | 4,800.39 mi (7,725.47 km) |
| Porsgrunn to Prunedale (California) | 5,248.50 mi (8,446.65 km) |
| Porsgrunn to Pueblo (Colorado) | 4,736.86 mi (7,623.23 km) |
| Porsgrunn to Pueblo West (Colorado) | 4,735.37 mi (7,620.85 km) |
| Porsgrunn to Pullman (Washington) | 4,529.53 mi (7,289.57 km) |
