| Portsmouth to Payson (Arizona) | 5,195.83 mi (8,361.89 km) |
| Portsmouth to Payson (Utah) | 4,895.92 mi (7,879.22 km) |
| Portsmouth to Peabody (Massachusetts) | 3,236.17 mi (5,208.11 km) |
| Portsmouth to Peachtree City (Georgia) | 4,207.32 mi (6,771.02 km) |
| Portsmouth to Peachtree Corners (Georgia) | 4,165.83 mi (6,704.25 km) |
| Portsmouth to Pearl (Mississippi) | 4,488.96 mi (7,224.28 km) |
| Portsmouth to Pearl City (Hawaii) | 7,252.46 mi (11,671.71 km) |
| Portsmouth to Pearl River (New York) | 3,422.20 mi (5,507.50 km) |
| Portsmouth to Pearland (Texas) | 4,837.77 mi (7,785.64 km) |
| Portsmouth to Pebble Creek (Florida) | 4,368.58 mi (7,030.55 km) |
| Portsmouth to Pecan Grove (Texas) | 4,850.97 mi (7,806.88 km) |
| Portsmouth to Pecos (Texas) | 5,063.47 mi (8,148.87 km) |
| Portsmouth to Peekskill (New York) | 3,409.30 mi (5,486.74 km) |
| Portsmouth to Pekin (Illinois) | 4,070.80 mi (6,551.31 km) |
| Portsmouth to Pelham (Alabama) | 4,301.58 mi (6,922.72 km) |
