| Portsmouth to Wanaque (New Jersey) | 3,434.73 mi (5,527.67 km) |
| Portsmouth to Wantagh (New York) | 3,418.24 mi (5,501.12 km) |
| Portsmouth to Warner Robins (Georgia) | 4,207.50 mi (6,771.32 km) |
| Portsmouth to Warr Acres (Oklahoma) | 4,624.37 mi (7,442.20 km) |
| Portsmouth to Warren (Michigan) | 3,725.79 mi (5,996.07 km) |
| Portsmouth to Warren (Ohio) | 3,692.62 mi (5,942.70 km) |
| Portsmouth to Warrensburg (Missouri) | 4,314.78 mi (6,943.97 km) |
| Portsmouth to Warrensville Heights (Ohio) | 3,712.27 mi (5,974.32 km) |
| Portsmouth to Warrenville (Illinois) | 3,957.27 mi (6,368.61 km) |
| Portsmouth to Warrington (Florida) | 4,467.32 mi (7,189.45 km) |
| Portsmouth to Warsaw (Indiana) | 3,892.32 mi (6,264.08 km) |
| Portsmouth to Warwick (Rhode Island) | 3,288.84 mi (5,292.88 km) |
| Portsmouth to Wasco (California) | 5,390.47 mi (8,675.13 km) |
| Portsmouth to Washington (District of Columbia) | 3,639.72 mi (5,857.57 km) |
| Portsmouth to Washington (Illinois) | 4,057.00 mi (6,529.12 km) |
