Find your local union hall by clicking on your county name below
(Future searches will include Zip Code and Craft)
46 Northern California Counties
| Alameda | Alpine | Amador | Butte |
| Calaveras | Colusa | Contra Costa | Del Norte |
| El Dorado | Fresno | Glenn | Humbolt |
| Kings | Lake | Lassen | Madera |
| Marin | Mariposa | Mendocino | Merced |
| Modoc | Monterey | Napa | Nevada |
| Placer | Plumas | Sacramaneto | San Benito |
| San Francisco | San Joaquin | San Mateo | Santa Clara |
| Santa Cruz | Shasta | Sierra | Siskiyou |
| Solano | Sonoma | Stanislaus | Sutter |
| Tehama | Trinity | Tulare | Tuolumme |
| Yolo | Yuba |