| Portsmouth to Saddlebrooke (Arizona) | 5,272.14 mi (8,484.69 km) |
| Portsmouth to Safety Harbor (Florida) | 4,391.14 mi (7,066.86 km) |
| Portsmouth to Saginaw (Michigan) | 3,721.55 mi (5,989.25 km) |
| Portsmouth to Saginaw (Texas) | 4,749.78 mi (7,644.03 km) |
| Portsmouth to Sahuarita (Arizona) | 5,309.60 mi (8,544.98 km) |
| Portsmouth to Saks (Alabama) | 4,245.03 mi (6,831.71 km) |
| Portsmouth to Salem (Massachusetts) | 3,234.08 mi (5,204.75 km) |
| Portsmouth to Salem (Ohio) | 3,708.55 mi (5,968.33 km) |
| Portsmouth to Salem (Oregon) | 4,968.21 mi (7,995.56 km) |
| Portsmouth to Salem (Virginia) | 3,838.02 mi (6,176.70 km) |
| Portsmouth to Salem Lakes (Wisconsin) | 3,922.57 mi (6,312.77 km) |
| Portsmouth to Salida (California) | 5,323.76 mi (8,567.76 km) |
| Portsmouth to Salina (Kansas) | 4,459.67 mi (7,177.14 km) |
| Portsmouth to Salinas (California) | 5,399.04 mi (8,688.92 km) |
| Portsmouth to Salisbury (Maryland) | 3,603.51 mi (5,799.29 km) |
