| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Pacific | city | Washington | United States | 47.26472 | -122.24889 | 200 | 54006 |
| Pacific Beach | city | Washington | United States | 47.20917 | -124.20194 | 42 | 701 |
| Pacific City historical | city | Washington | United States | 46.28389 | -124.05417 | 0 | 965 |
| Packard | city | Washington | United States | 47.215 | -118.49306 | 1899 | 170 |
| Packwood | city | Washington | United States | 46.60667 | -121.66944 | 1043 | 210 |
| Paddock | city | Washington | United States | 46.26028 | -118.46333 | 1197 | 299 |
| Page | city | Washington | United States | 47.29444 | -121.76528 | 1200 | 16 |
| Page | city | Washington | United States | 46.32944 | -118.74139 | 652 | 217 |
| Paha | city | Washington | United States | 47.02333 | -118.48806 | 1630 | 116 |
| Palisades | city | Washington | United States | 47.41917 | -119.91333 | 1026 | 168 |
| Palm Lake | city | Washington | United States | 47.21806 | -118.01361 | 1843 | 170 |
| Palmer | city | Washington | United States | 47.31444 | -121.89111 | 997 | 2812 |
| Palmer Junction | city | Washington | United States | 47.31222 | -121.88889 | 1295 | 2812 |
| Palouse | city | Washington | United States | 46.91028 | -117.07472 | 2598 | 389 |
| Pampa | city | Washington | United States | 46.7775 | -117.95306 | 1482 | 126 |
| Panakanic | city | Washington | United States | 45.89778 | -121.32083 | 1994 | 764 |
| Pandora | city | Washington | United States | 47.24083 | -117.27222 | 2414 | 249 |
| Paradise | city | Washington | United States | 46.78639 | -121.73417 | 5239 | 178 |
| Paradise Hill | city | Washington | United States | 48.18611 | -119.88333 | 3139 | 766 |
| Paramount Park | city | Washington | United States | 47.73639 | -122.31833 | 314 | 199815 |
| Park Junction | city | Washington | United States | 46.76083 | -122.13944 | 1397 | 632 |
| Park Rapids | city | Washington | United States | 48.52639 | -117.63806 | 2985 | 327 |
| Parker | city | Washington | United States | 46.50111 | -120.46417 | 951 | 14001 |
| Parker Landing Light | city | Washington | United States | 45.57861 | -122.38167 | 134 | 38670 |
| Parkersville | city | Washington | United States | 45.57972 | -122.37444 | 121 | 20790 |
| Parkland | city | Washington | United States | 47.15556 | -122.43278 | 357 | 103437 |
| Parkview subdivision | city | Washington | United States | 48.78 | -122.47917 | 101 | 48409 |
| Parkwater | city | Washington | United States | 47.67639 | -117.33083 | 1912 | 54438 |
| Parkwood | city | Washington | United States | 47.53333 | -122.60889 | 298 | 47555 |
| Parkwood | city | Washington | United States | 47.74111 | -122.3375 | 400 | 184144 |
| Parkwood East subdivision | city | Washington | United States | 47.63917 | -122.64417 | 200 | 51123 |
| Parrott Crossing | city | Washington | United States | 46.07917 | -121.26472 | 1774 | 181 |
| Parvin | city | Washington | United States | 46.84833 | -117.28222 | 2198 | 1821 |
| Pasadena Park | city | Washington | United States | 47.69694 | -117.28167 | 1984 | 51302 |
| Pasco | city | Washington | United States | 46.23972 | -119.09944 | 380 | 53537 |
| Pasco West | city | Washington | United States | 46.235 | -119.14028 | 354 | 64890 |
| Pataha | city | Washington | United States | 46.56028 | -118.18111 | 600 | 105 |
| Pataha | city | Washington | United States | 46.47333 | -117.53556 | 2198 | 282 |
| Pateros | city | Washington | United States | 48.05111 | -119.90222 | 784 | 531 |
| Paterson | city | Washington | United States | 45.93722 | -119.60167 | 298 | 164 |
| Patit | city | Washington | United States | 46.33583 | -117.85833 | 2299 | 260 |
| Patterson historical | city | Washington | United States | 47.49139 | -120.30139 | 839 | 20387 |
| Paxton | city | Washington | United States | 47.05083 | -118.00361 | 1630 | 141 |
| Pe Ell | city | Washington | United States | 46.57056 | -123.29611 | 541 | 787 |
| Peach Acres | city | Washington | United States | 47.20139 | -122.54111 | 200 | 121138 |
| Pearl | city | Washington | United States | 46.58444 | -119.56528 | 583 | 8 |
| Pearson | city | Washington | United States | 47.71222 | -122.64306 | 3 | 20436 |
| Pearson Eddy | city | Washington | United States | 47.79278 | -121.99667 | 187 | 9575 |
| Pebble Beach | city | Washington | United States | 48.06667 | -122.38611 | 0 | 2609 |
| Pedigo | city | Washington | United States | 46.07833 | -118.43917 | 721 | 6197 |
| Penawawa | city | Washington | United States | 46.705 | -117.68778 | 600 | 68 |
| Pend Oreille Village | city | Washington | United States | 48.86833 | -117.36472 | 2024 | 126 |
| Penn Cove Park | city | Washington | United States | 48.24 | -122.67194 | 0 | 10322 |
| Penrith | city | Washington | United States | 48.15222 | -117.09833 | 2253 | 1648 |
| Peola | city | Washington | United States | 46.30917 | -117.48194 | 4176 | 56 |
| Peone | city | Washington | United States | 47.80222 | -117.22806 | 1961 | 1637 |
| Perrinville | city | Washington | United States | 47.82889 | -122.34028 | 400 | 119383 |
| Perry | city | Washington | United States | 46.59583 | -118.22778 | 574 | 130 |
| Peshastin | city | Washington | United States | 47.57083 | -120.60278 | 1033 | 661 |
| Peterson Corner | city | Washington | United States | 46.82389 | -123.11583 | 144 | 3705 |
| Peyton | city | Washington | United States | 46.62833 | -117.79917 | 600 | 154 |
| Phillips | city | Washington | United States | 46.57222 | -122.74083 | 600 | 1322 |
| Phinney | city | Washington | United States | 47.6725 | -122.35944 | 200 | 238653 |
| Pickard | city | Washington | United States | 46.42583 | -118.42528 | 1295 | 252 |
| Piedmont | city | Washington | United States | 48.09389 | -123.79028 | 577 | 253 |
| Pierce | city | Washington | United States | 46.635 | -119.45111 | 400 | 188 |
| Pifer | city | Washington | United States | 47.25528 | -118.08389 | 1883 | 148 |
| Pigeon Springs | city | Washington | United States | 46.05333 | -122.62278 | 987 | 803 |
| Pilchuck | city | Washington | United States | 48.26611 | -122.165 | 249 | 2695 |
| Pilchuck | city | Washington | United States | 48.01861 | -121.9125 | 508 | 1168 |
| Pilgrim Heights subdivision | city | Washington | United States | 46.98194 | -123.82917 | 137 | 20348 |
| Pine City | city | Washington | United States | 47.2025 | -117.52333 | 2198 | 196 |
| Pine Glen | city | Washington | United States | 47.22139 | -121.12944 | 2093 | 252 |
| Pine Grove | city | Washington | United States | 45.9025 | -122.65806 | 600 | 5046 |
| Pine Lake | city | Washington | United States | 47.57889 | -122.045 | 498 | 38477 |
| Pinecliff | city | Washington | United States | 46.89944 | -121.01194 | 2185 | 237 |
| Pinehurst | city | Washington | United States | 47.93611 | -122.20444 | 351 | 82773 |
| Pinehurst subdivision | city | Washington | United States | 47.71667 | -122.30694 | 206 | 199815 |
| Pines | city | Washington | United States | 47.54583 | -122.18917 | 285 | 96569 |
| Ping | city | Washington | United States | 46.66417 | -117.66778 | 1555 | 35 |
| Pinkney City | city | Washington | United States | 48.57639 | -117.87694 | 1998 | 6162 |
| Pioneer | city | Washington | United States | 45.81306 | -122.66028 | 360 | 10330 |
| Pioneer | city | Washington | United States | 47.20333 | -122.58028 | 200 | 83558 |
| Pitt | city | Washington | United States | 45.79583 | -121.19972 | 967 | 462 |
| Pizarro | city | Washington | United States | 46.95 | -118.445 | 1699 | 75 |
| Plain | city | Washington | United States | 47.76278 | -120.65611 | 1952 | 195 |
| Plaza | city | Washington | United States | 47.32028 | -117.38278 | 2427 | 404 |
| Pleasant Hill | city | Washington | United States | 46.22556 | -122.89278 | 200 | 7799 |
| Pleasant Hill | city | Washington | United States | 47.61556 | -121.90833 | 118 | 4481 |
| Pleasant Valley | city | Washington | United States | 48.90667 | -122.70333 | 183 | 7494 |
| Pleasant Valley | city | Washington | United States | 45.83472 | -120.59056 | 1771 | 238 |
| Plumb | city | Washington | United States | 46.92833 | -122.855 | 272 | 11170 |
| Pluvius | city | Washington | United States | 46.54833 | -123.40778 | 800 | 387 |
| Plymouth | city | Washington | United States | 45.93472 | -119.34917 | 400 | 1610 |
| Pocahontas Bay | city | Washington | United States | 48.02889 | -117.37278 | 1998 | 1948 |
| Point Roberts | city | Washington | United States | 48.98556 | -123.07667 | 26 | 9494 |
| Point White | city | Washington | United States | 47.59222 | -122.56472 | 0 | 33283 |
| Pollard | city | Washington | United States | 48.72806 | -118.66556 | 2335 | 313 |
| Pomeroy | city | Washington | United States | 46.475 | -117.60167 | 2198 | 366 |
| Pomona | city | Washington | United States | 46.69056 | -120.48611 | 1197 | 3638 |
| Pomona Heights | city | Washington | United States | 46.6575 | -120.48139 | 1217 | 28227 |
| Ponderosa Estates subdivision | city | Washington | United States | 47.16194 | -122.155 | 656 | 21338 |
| Ponders Corner | city | Washington | United States | 47.14139 | -122.525 | 298 | 82745 |
| Pontiac subdivision | city | Washington | United States | 47.67917 | -122.27083 | 111 | 151794 |
| Port Angeles | city | Washington | United States | 48.11833 | -123.42944 | 108 | 20604 |
| Port Arthur historical | city | Washington | United States | 48.21472 | -122.715 | 127 | 6763 |
| Port Blakely | city | Washington | United States | 47.5975 | -122.50889 | 3 | 15595 |
| Port Crescent | city | Washington | United States | 48.16222 | -123.73139 | 278 | 174 |
| Port Discovery | city | Washington | United States | 48.01556 | -122.86056 | 0 | 2077 |
| Port Gamble | city | Washington | United States | 47.85444 | -122.5825 | 0 | 6238 |
| Port Hadlock | city | Washington | United States | 48.03194 | -122.75694 | 91 | 2955 |
| Port Kelley | city | Washington | United States | 46.02556 | -118.93694 | 1197 | 547 |
| Port Ludlow | city | Washington | United States | 47.92556 | -122.68222 | 0 | 1120 |
| Port Madison | city | Washington | United States | 47.70278 | -122.52306 | 134 | 13328 |
| Port Of Kennewick | city | Washington | United States | 46.21306 | -119.1 | 351 | 53537 |
| Port Orchard | city | Washington | United States | 47.54056 | -122.635 | 98 | 51635 |
| Port Stanley | city | Washington | United States | 48.54056 | -122.87056 | 127 | 801 |
| Port Townsend | city | Washington | United States | 48.11722 | -122.75917 | 0 | 9401 |
| Port Williams | city | Washington | United States | 48.09694 | -123.04444 | 0 | 6946 |
| Portage | city | Washington | United States | 47.4075 | -122.43639 | 3 | 4892 |
| Portage | city | Washington | United States | 48.58417 | -121.38917 | 823 | 164 |
| Porter | city | Washington | United States | 46.93917 | -123.30944 | 200 | 600 |
| Possession | city | Washington | United States | 47.91778 | -122.375 | 0 | 11438 |
| Potlatch | city | Washington | United States | 47.37639 | -123.14806 | 0 | 1038 |
| Poulsbo | city | Washington | United States | 47.73611 | -122.64528 | 95 | 20436 |
| Powell | city | Washington | United States | 48.70528 | -118.01972 | 1492 | 378 |
| Powers | city | Washington | United States | 46.53806 | -118.15139 | 679 | 77 |
| Prairie | city | Washington | United States | 48.60278 | -122.23333 | 285 | 2859 |
| Prairie Center | city | Washington | United States | 48.20806 | -122.685 | 95 | 3805 |
| Prairie Ridge | city | Washington | United States | 47.13778 | -122.1475 | 662 | 21338 |
| Prescott | city | Washington | United States | 46.29972 | -118.31389 | 1197 | 272 |
| Preston | city | Washington | United States | 47.52389 | -121.92583 | 597 | 5939 |
| Prevost | city | Washington | United States | 48.68417 | -123.21 | 13 | 315 |
| Priest Point | city | Washington | United States | 48.03694 | -122.24972 | 0 | 31307 |
| Prindle | city | Washington | United States | 45.58556 | -122.155 | 200 | 691 |
| Proebstel | city | Washington | United States | 45.66889 | -122.48056 | 200 | 24618 |
| Prosser | city | Washington | United States | 46.20694 | -119.76778 | 705 | 6035 |
| Providence | city | Washington | United States | 46.91222 | -118.73361 | 1594 | 75 |
| Puget | city | Washington | United States | 47.14667 | -122.7925 | 3 | 7020 |
| Pullman | city | Washington | United States | 46.73139 | -117.17861 | 2555 | 13213 |
| Pullman Junction | city | Washington | United States | 46.71417 | -117.16 | 2598 | 13572 |
| Purdy | city | Washington | United States | 47.38917 | -122.62417 | 104 | 16820 |
| Purrington | city | Washington | United States | 46.66361 | -117.765 | 597 | 107 |
| Puyallup | city | Washington | United States | 47.18556 | -122.29167 | 98 | 61037 |
| Puyallup River Junction | city | Washington | United States | 47.00639 | -122.19194 | 616 | 3630 |
| Pysht | city | Washington | United States | 48.19861 | -124.115 | 164 | 127 |
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