| Portsmouth to Waimea (Hawaii) | 7,304.60 mi (11,755.61 km) |
| Portsmouth to Waipahu (Hawaii) | 7,254.49 mi (11,674.98 km) |
| Portsmouth to Waipio (Hawaii) | 7,252.38 mi (11,671.57 km) |
| Portsmouth to Wake Forest (North Carolina) | 3,834.31 mi (6,170.73 km) |
| Portsmouth to Wakefield (Virginia) | 3,652.62 mi (5,878.32 km) |
| Portsmouth to Waldorf (Maryland) | 3,648.76 mi (5,872.11 km) |
| Portsmouth to Walker (Michigan) | 3,810.38 mi (6,132.22 km) |
| Portsmouth to Walker Mill (Maryland) | 3,635.57 mi (5,850.88 km) |
| Portsmouth to Walla Walla (Washington) | 4,771.67 mi (7,679.26 km) |
| Portsmouth to Wallingford Center (Connecticut) | 3,356.90 mi (5,402.41 km) |
| Portsmouth to Wallington (New Jersey) | 3,435.18 mi (5,528.38 km) |
| Portsmouth to Walnut (California) | 5,429.94 mi (8,738.64 km) |
| Portsmouth to Walnut Creek (California) | 5,341.78 mi (8,596.76 km) |
| Portsmouth to Walnut Park (California) | 5,445.56 mi (8,763.78 km) |
| Portsmouth to Waltham (Massachusetts) | 3,253.17 mi (5,235.47 km) |
