Towns
| State | City/Town | Town Title |
|---|---|---|
| California | Pleasant Hill | Pleasant Hill, CA |
| California | Pleasanton | Pleasanton, CA |
| California | Plumas National Park | Plumas National Park, CA |
| California | Plumas Ntl Forest | Plumas Ntl Forest, CA |
| California | Plymouth | Plymouth, CA |
| California | Point Arena | Point Arena, CA |
| California | Point Mugu Nawc | Point Mugu Nawc, CA |
| California | Point Reyes Station | Point Reyes Station, CA |
| California | Pollock Pines | Pollock Pines, CA |
| California | Pomona | Pomona, CA |
| California | Pope Valley | Pope Valley, CA |
| California | Port Costa | Port Costa, CA |
| California | Port Hueneme | Port Hueneme, CA |
| California | Port Hueneme Cbc Base | Port Hueneme Cbc Base, CA |
| California | Porterville | Porterville, CA |
| California | Portola | Portola, CA |
| California | Portola Valley | Portola Valley, CA |
| California | Posey | Posey, CA |
| California | Potrero | Potrero, CA |
| California | Potter Valley | Potter Valley, CA |
| California | Poway | Poway, CA |
| California | Prather | Prather, CA |
| California | Princeton | Princeton, CA |
| California | Proberta | Proberta, CA |
| California | Quincy | Quincy, CA |