| Portsmouth to St. Simons (Georgia) | 4,180.58 mi (6,728.00 km) |
| Portsmouth to Stafford (Texas) | 4,844.04 mi (7,795.74 km) |
| Portsmouth to Stallings (North Carolina) | 3,963.48 mi (6,378.60 km) |
| Portsmouth to Stamford (Connecticut) | 3,401.95 mi (5,474.91 km) |
| Portsmouth to Stanford (California) | 5,373.08 mi (8,647.14 km) |
| Portsmouth to Stanton (California) | 5,447.54 mi (8,766.97 km) |
| Portsmouth to Star (Idaho) | 4,847.26 mi (7,800.91 km) |
| Portsmouth to Starkville (Mississippi) | 4,379.09 mi (7,047.47 km) |
| Portsmouth to State College (Pennsylvania) | 3,592.08 mi (5,780.89 km) |
| Portsmouth to Staten Island (New York) | 3,448.36 mi (5,549.60 km) |
| Portsmouth to Statesboro (Georgia) | 4,136.44 mi (6,656.96 km) |
| Portsmouth to Statesville (North Carolina) | 3,940.88 mi (6,342.23 km) |
| Portsmouth to Staunton (Virginia) | 3,757.46 mi (6,047.05 km) |
| Portsmouth to Steamboat Springs (Colorado) | 4,706.39 mi (7,574.20 km) |
| Portsmouth to Steiner Ranch (Texas) | 4,899.07 mi (7,884.29 km) |
