| Porsgrunn to Salisbury (New York) | 3,642.55 mi (5,862.11 km) |
| Porsgrunn to Salisbury (North Carolina) | 4,150.52 mi (6,679.62 km) |
| Porsgrunn to Salmon Creek (Washington) | 4,706.30 mi (7,574.06 km) |
| Porsgrunn to Salt Lake City (Utah) | 4,774.92 mi (7,684.49 km) |
| Porsgrunn to Sammamish (Washington) | 4,575.10 mi (7,362.91 km) |
| Porsgrunn to San Angelo (Texas) | 5,025.71 mi (8,088.10 km) |
| Porsgrunn to San Anselmo (California) | 5,193.70 mi (8,358.45 km) |
| Porsgrunn to San Antonio (Texas) | 5,085.52 mi (8,184.35 km) |
| Porsgrunn to San Benito (Texas) | 5,256.89 mi (8,460.15 km) |
| Porsgrunn to San Bernardino (California) | 5,316.09 mi (8,555.42 km) |
| Porsgrunn to San Bruno (California) | 5,213.38 mi (8,390.12 km) |
| Porsgrunn to San Buenaventura (California) | 5,353.69 mi (8,615.93 km) |
| Porsgrunn to San Carlos (California) | 5,217.94 mi (8,397.46 km) |
| Porsgrunn to San Carlos Park (Florida) | 4,716.50 mi (7,590.47 km) |
| Porsgrunn to San Clemente (California) | 5,367.09 mi (8,637.49 km) |
