| Portsmouth to Washington (Indiana) | 4,063.10 mi (6,538.93 km) |
| Portsmouth to Washington (Missouri) | 4,220.08 mi (6,791.56 km) |
| Portsmouth to Washington (Pennsylvania) | 3,716.34 mi (5,980.88 km) |
| Portsmouth to Washington (Utah) | 5,112.16 mi (8,227.23 km) |
| Portsmouth to Washington Court House (Ohio) | 3,873.40 mi (6,233.63 km) |
| Portsmouth to Washougal (Washington) | 4,911.95 mi (7,905.03 km) |
| Portsmouth to Watauga (Texas) | 4,745.01 mi (7,636.35 km) |
| Portsmouth to Waterbury (Connecticut) | 3,361.41 mi (5,409.66 km) |
| Portsmouth to Waterloo (Illinois) | 4,196.44 mi (6,753.52 km) |
| Portsmouth to Waterloo (Iowa) | 4,084.90 mi (6,574.01 km) |
| Portsmouth to Watertown (New York) | 3,379.70 mi (5,439.10 km) |
| Portsmouth to Watertown (South Dakota) | 4,146.28 mi (6,672.79 km) |
| Portsmouth to Watertown (Wisconsin) | 3,915.87 mi (6,301.98 km) |
| Portsmouth to Watertown Town (Massachusetts) | 3,251.24 mi (5,232.37 km) |
| Portsmouth to Waterville (Maine) | 3,103.31 mi (4,994.30 km) |
