| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Poe | city | California | United States | 39.74 | -121.47 | 1000 | |
| Poe (historical) | city | California | United States | 34.80 | -116.52 | 1840 | |
| Poffenbergers Landing | city | California | United States | 38.94 | -121.83 | 36 | |
| Point Arena | city | California | United States | 38.91 | -123.69 | 196 | |
| Point Dume Mobile Home Park | city | California | United States | 34.01 | -118.81 | 127 | |
| Point McCloud | city | California | United States | 40.92 | -122.24 | 1669 | |
| Point Pleasant | city | California | United States | 38.33 | -121.46 | 9 | |
| Point Reyes (historical) | city | California | United States | 38.09 | -122.95 | 98 | |
| Point Reyes Station | city | California | United States | 38.07 | -122.81 | 39 | |
| Point Richmond | city | California | United States | 37.92 | -122.39 | 0 | |
| Poker Flat | city | California | United States | 39.69 | -120.85 | 5045 | |
| Pokerville (historical) | city | California | United States | 38.48 | -120.86 | 1115 | |
| Polaris | city | California | United States | 39.34 | -120.14 | 5869 | |
| Pole Garden | city | California | United States | 39.22 | -122.64 | 3349 | |
| Poleta | city | California | United States | 37.36 | -118.33 | 4189 | |
| Polk | city | California | United States | 38.53 | -121.41 | 36 | |
| Polk Springs | city | California | United States | 40.12 | -121.67 | 2591 | |
| Pollard Flat | city | California | United States | 41.00 | -122.42 | 1948 | |
| Pollock | city | California | United States | 38.49 | -121.47 | 9 | |
| Pollock | city | California | United States | 40.92 | -122.39 | 1040 | |
| Pollock Pines | city | California | United States | 38.76 | -120.59 | 4189 | |
| Poloma (historical) | city | California | United States | 35.46 | -120.63 | 885 | |
| Pomar (historical) | city | California | United States | 37.24 | -121.78 | 226 | |
| Pomeroy (historical) | city | California | United States | 41.62 | -122.19 | 5127 | |
| Pomins | city | California | United States | 39.07 | -120.13 | 6243 | |
| Pomo | city | California | United States | 39.31 | -123.10 | 997 | |
| Pomon | city | California | United States | 34.06 | -117.75 | 869 | |
| Pomona | city | California | United States | 34.06 | -117.75 | 869 | |
| Pomona Islander Mobile Home Park | city | California | United States | 34.05 | -117.82 | 830 | |
| Ponca | city | California | United States | 36.04 | -119.02 | 830 | |
| Pond | city | California | United States | 35.72 | -119.33 | 255 | |
| Ponderosa | city | California | United States | 36.11 | -118.53 | 7549 | |
| Ponderosa Basin | city | California | United States | 37.47 | -119.74 | 3349 | |
| Ponderosa Club Mobile Home Park | city | California | United States | 33.11 | -117.10 | 830 | |
| Ponderosa Fairway Estates | city | California | United States | 39.33 | -120.16 | 5895 | |
| Ponderosa Mobile Home Estates | city | California | United States | 33.79 | -117.90 | 114 | |
| Ponderosa Mobile Home Park | city | California | United States | 33.65 | -117.91 | 3 | |
| Ponderosa Palisades | city | California | United States | 39.32 | -120.19 | 6204 | |
| Ponderosa Park | city | California | United States | 38.19 | -120.37 | 3349 | |
| Pondosa | city | California | United States | 41.20 | -121.69 | 4189 | |
| Pope | city | California | United States | 33.37 | -115.72 | -1689 | |
| Pope | city | California | United States | 38.14 | -121.24 | 59 | |
| Pope Valley | city | California | United States | 38.62 | -122.43 | 846 | |
| Poplar | city | California | United States | 36.05 | -119.14 | 344 | |
| Porphyry | city | California | United States | 33.88 | -117.54 | 830 | |
| Port Chicago (historical) | city | California | United States | 38.05 | -122.02 | 22 | |
| Port Costa | city | California | United States | 38.05 | -122.18 | 88 | |
| Port Hueneme | city | California | United States | 34.15 | -119.20 | 3 | |
| Port Kenyon | city | California | United States | 40.60 | -124.28 | 150 | |
| Port Orford | city | California | United States | 34.47 | -120.23 | 0 | |
| Port Rogers | city | California | United States | 36.87 | -121.82 | 0 | |
| Port San Luis | city | California | United States | 35.17 | -120.76 | 3 | |
| Port Watsonvile | city | California | United States | 36.89 | -121.84 | 200 | |
| Port Watsonville (historical) | city | California | United States | 36.87 | -121.82 | 0 | |
| Portal Inn | city | California | United States | 40.74 | -122.32 | 1187 | |
| Porter | city | California | United States | 38.39 | -120.43 | 3349 | |
| Porterville | city | California | United States | 36.07 | -119.02 | 830 | |
| Portex (historical) | city | California | United States | 36.15 | -119.03 | 830 | |
| Portico Mobile Home and Garden Park | city | California | United States | 35.10 | -120.60 | 39 | |
| Portola | city | California | United States | 39.81 | -120.47 | 5029 | |
| Portola Heights Mobile Home Park | city | California | United States | 36.92 | -121.76 | 29 | |
| Portola Hills | city | California | United States | 33.68 | -117.63 | 1220 | |
| Portola Valley | city | California | United States | 37.38 | -122.24 | 830 | |
| Portuguese Bend | city | California | United States | 33.74 | -118.37 | 0 | |
| Posey | city | California | United States | 35.80 | -118.68 | 3599 | |
| Poso Park | city | California | United States | 35.81 | -118.63 | 5029 | |
| Posts | city | California | United States | 36.23 | -121.76 | 830 | |
| Potrero | city | California | United States | 32.60 | -116.61 | 2509 | |
| Potrero District | city | California | United States | 37.76 | -122.40 | 196 | |
| Potter Valley | city | California | United States | 39.32 | -123.11 | 997 | |
| Potwisha | city | California | United States | 36.52 | -118.80 | 2509 | |
| Poverty Hill | city | California | United States | 39.62 | -121.01 | 4560 | |
| Poway | city | California | United States | 32.96 | -117.04 | 830 | |
| Poway Grove (historical) | city | California | United States | 32.94 | -117.06 | 830 | |
| Poway Grove Park | city | California | United States | 32.94 | -117.07 | 830 | |
| Poway Royal Mobile Estates | city | California | United States | 32.95 | -117.05 | 830 | |
| Powellton | city | California | United States | 39.93 | -121.57 | 3599 | |
| Pozo | city | California | United States | 35.30 | -120.38 | 1669 |