| Ort | Gebiet/Bezirk | m ü.NHN | Breite | Länge |
|---|---|---|---|---|
| Peavine Campground | Kalifornien | 1885 | 34.388 | -117.717 |
| Pelota Park | Kalifornien | 327 | 34.11 | -117.777 |
| Pioneer Historic Marker | Kalifornien | 1173 | 34.352 | -117.526 |
| Pioneer Park | Kalifornien | 491 | 34.13 | -117.658 |
| Potato Mountain | Kalifornien | 1018 | 34.166 | -117.693 |
| Puddingstone Diversion 32-016 Dam | Kalifornien | 354 | 34.132 | -117.783 |
| Puddingstone Diversion Dam | Kalifornien | 354 | 34.131 | -117.783 |
| Quakes Park | Kalifornien | 358 | 34.101 | -117.548 |
| Racimo | Kalifornien | 294 | 34.063 | -117.611 |
| Ralston Peak | Kalifornien | 1389 | 34.303 | -117.496 |
| Rancho Cucamonga Sports Complex | Kalifornien | 356 | 34.101 | -117.549 |
| Rancho Cucamonga Central Park | Kalifornien | 409 | 34.123 | -117.564 |
| Rancho Santa Ana Botanic Garden | Kalifornien | 411 | 34.112 | -117.716 |
| Rattlesnake Peak | Kalifornien | 1772 | 34.272 | -117.777 |
| Red Hill | Kalifornien | 449 | 34.114 | -117.622 |
| Red Hill Community Park | Kalifornien | 434 | 34.12 | -117.611 |
| Red Hill Country Club | Kalifornien | 425 | 34.11 | -117.624 |
| Rochester | Kalifornien | 341 | 34.092 | -117.548 |
| Ross Mountain | Kalifornien | 2248 | 34.325 | -117.757 |
| Ruddell Hill | Kalifornien | 753 | 34.242 | -117.447 |
