| Porsgrunn to South Plainfield (New Jersey) | 3,680.24 mi (5,922.77 km) |
| Porsgrunn to South Portland (Maine) | 3,382.26 mi (5,443.22 km) |
| Porsgrunn to South Riding (Virginia) | 3,872.96 mi (6,232.93 km) |
| Porsgrunn to South River (New Jersey) | 3,685.89 mi (5,931.87 km) |
| Porsgrunn to South Salt Lake (Utah) | 4,778.52 mi (7,690.28 km) |
| Porsgrunn to South San Francisco (California) | 5,211.33 mi (8,386.83 km) |
| Porsgrunn to South San Jose Hills (California) | 5,338.83 mi (8,592.01 km) |
| Porsgrunn to South Sioux City (Nebraska) | 4,262.43 mi (6,859.72 km) |
| Porsgrunn to South St. Paul (Minnesota) | 4,028.55 mi (6,483.33 km) |
| Porsgrunn to South Valley (New Mexico) | 4,989.45 mi (8,029.74 km) |
| Porsgrunn to South Venice (Florida) | 4,704.12 mi (7,570.55 km) |
| Porsgrunn to South Whittier (California) | 5,346.80 mi (8,604.84 km) |
| Porsgrunn to South Yarmouth (Massachusetts) | 3,480.72 mi (5,601.67 km) |
| Porsgrunn to Southaven (Mississippi) | 4,498.81 mi (7,240.14 km) |
| Porsgrunn to Southchase (Florida) | 4,592.59 mi (7,391.07 km) |
