| Porsgrunn to Stephenville (Texas) | 4,913.02 mi (7,906.74 km) |
| Porsgrunn to Sterling (Colorado) | 4,558.56 mi (7,336.30 km) |
| Porsgrunn to Sterling (Illinois) | 4,102.12 mi (6,601.72 km) |
| Porsgrunn to Sterling (Virginia) | 3,864.31 mi (6,219.00 km) |
| Porsgrunn to Sterling Heights (Michigan) | 3,852.85 mi (6,200.57 km) |
| Porsgrunn to Steubenville (Ohio) | 3,897.04 mi (6,271.69 km) |
| Porsgrunn to Stevens Point (Wisconsin) | 3,946.58 mi (6,351.41 km) |
| Porsgrunn to Stevenson Ranch (California) | 5,331.34 mi (8,579.97 km) |
| Porsgrunn to Stillwater (Minnesota) | 4,013.04 mi (6,458.37 km) |
| Porsgrunn to Stillwater (Oklahoma) | 4,648.21 mi (7,480.58 km) |
| Porsgrunn to Stockbridge (Georgia) | 4,394.52 mi (7,072.30 km) |
| Porsgrunn to Stockton (California) | 5,166.83 mi (8,315.20 km) |
| Porsgrunn to Stone Ridge (Virginia) | 3,873.43 mi (6,233.68 km) |
| Porsgrunn to Stonecrest (Georgia) | 4,382.48 mi (7,052.92 km) |
| Porsgrunn to Stony Brook (New York) | 3,619.52 mi (5,825.05 km) |
