- Pluvius
- Plymouth
- Pocahontas Bay
- Point Roberts
- Point White
- Pointer Island
- Pole
- Pollard
- Pomeroy
- Pomona
- Pomona Heights
- Ponderosa Mobile Home Park
- Ponders Corner
- Port Angeles
- Port Angeles East
- Port Blakely
- Port Crescent
- Port Gamble
- Port Hadlock
- Port Hadlock-Irondale
- Port Kelley
- Port Ludlow
- Port Madison
- Port of Kennewick
- Port Orchard
- Port Stanley
- Port Townsend
- Port Williams
- Portage
- Portage