| Category | Subcategory | Lat | Lon | Range |
|---|---|---|---|---|
| Pacific Gas and Electric (PGE) | Areawide Frequencies | 37.72596 | -121.8925 | 280 |
| Southern California Edison (SCE) | Areawide Frequencies | 34.91132 | -117.76457 | 230 |
| San Diego Gas and Electric (SDGE) | Areawide Frequencies | 32.97934 | -116.70988 | 60 |
| Southern California Gas Company (SoCal Gas) | Areawide Frequencies | 34.62252 | -117.58879 | 250 |
| Imperial Irrigation District | Areawide Frequencies | 33.27376 | -115.61125 | 65 |
