Each county has one Superior Court with a small claims division; small counties hear small claims at a single courthouse, larger ones at several courthouses assigned by area or ZIP code. File in the county (and, in big counties, the courthouse area) where the defendant lives or does business, where the contract was signed, or where the damage happened.
| County | Court | Phone |
|---|---|---|
| Alameda County | Superior Court of California, County of Alameda (Small Claims) - Hayward Hall of Justice | 510-690-2700 |
| Alpine County | Superior Court of California, County of Alpine (Small Claims) - Alpine County Superior Court | 530-694-2113 |
| Amador County | Superior Court of California, County of Amador (Small Claims) - Amador Superior Court | 209-257-2603 |
| Butte County | Superior Court of California, County of Butte (Small Claims) - North Butte County Courthouse | 530-532-7009 |
| Calaveras County | Superior Court of California, County of Calaveras (Small Claims) - Calaveras Superior Court | 209-754-9800 |
| Colusa County | Superior Court of California, County of Colusa (Small Claims) - Main Courthouse | 530-458-5149 |
| Contra Costa County | Superior Court of California, County of Contra Costa (Small Claims) - Wakefield Taylor Courthouse | 925-608-1000 |
| Del Norte County | Superior Court of California, County of Del Norte (Small Claims) - Del Norte Superior Court | 707-464-8115 |
| El Dorado County | Superior Court of California, County of El Dorado (Small Claims) - Cameron Park Branch | 530-621-5047 |
| Fresno County | Superior Court of California, County of Fresno (Small Claims) - B. F. Sisk Courthouse | 559-457-1900 |
| Glenn County | Superior Court of California, County of Glenn (Small Claims) - Main Courthouse | 530-934-6446 |
| Humboldt County | Superior Court of California, County of Humboldt (Small Claims) - Humboldt County Courthouse | 707-445-7256 |
| Imperial County | Superior Court of California, County of Imperial (Small Claims) - El Centro Courthouse | 760-482-2238 |
| Inyo County | Superior Court of California, County of Inyo (Small Claims) - Bishop Courthouse | 760-872-3038 |
| Kern County | Superior Court of California, County of Kern (Small Claims) - Metro Justice Building | 661-610-6000 |
| Kings County | Superior Court of California, County of Kings (Small Claims) - Kings County Superior Court | 559-582-1010 |
| Lake County | Superior Court of California, County of Lake (Small Claims) - Clearlake Branch | 707-994-6598 |
| Lassen County | Superior Court of California, County of Lassen (Small Claims) - Hall of Justice | 530-251-8205 |
| Los Angeles County | Superior Court of California, County of Los Angeles (Small Claims) - Stanley Mosk Courthouse | — |
| Madera County | Superior Court of California, County of Madera (Small Claims) - Main Courthouse | 559-416-5599 |
| Marin County | Superior Court of California, County of Marin (Small Claims) - Hall of Justice | 415-444-7130 |
| Mariposa County | Superior Court of California, County of Mariposa (Small Claims) - Historic Courthouse | 209-966-2005 |
| Mendocino County | Superior Court of California, County of Mendocino (Small Claims) - Mendocino County Courthouse | 707-468-2002 |
| Merced County | Superior Court of California, County of Merced (Small Claims) - Old Merced Courthouse | 209-725-4100 |
| Modoc County | Superior Court of California, County of Modoc (Small Claims) - Barclay Justice Center | 530-233-6516 |
| Mono County | Superior Court of California, County of Mono (Small Claims) - Mammoth Lakes Courthouse | 760-924-5444 |
| Monterey County | Superior Court of California, County of Monterey (Small Claims) - Monterey Courthouse | 831-647-5800 |
| Napa County | Superior Court of California, County of Napa (Small Claims) - Historic Courthouse | 707-299-1130 |
| Nevada County | Superior Court of California, County of Nevada (Small Claims) - Nevada City Courthouse | 530-362-4309 |
| Orange County | Superior Court of California, County of Orange (Small Claims) - Central Justice Center | 657-622-8451 |
| Placer County | Superior Court of California, County of Placer (Small Claims) - Hon. Howard G. Gibson Courthouse | 916-408-6000 |
| Plumas County | Superior Court of California, County of Plumas (Small Claims) - Plumas Superior Court | 530-283-6305 |
| Riverside County | Superior Court of California, County of Riverside (Small Claims) | — |
| Sacramento County | Superior Court of California, County of Sacramento (Small Claims) - Carol Miller Justice Center | — |
| San Benito County | Superior Court of California, County of San Benito (Small Claims) - Main Courthouse | 831-636-4057 |
| San Bernardino County | Superior Court of California, County of San Bernardino (Small Claims) - Fontana District | 909-350-9322 |
| San Diego County | Superior Court of California, County of San Diego (Small Claims) - Hall of Justice | 858-634-1919 |
| San Francisco County | Superior Court of California, County of San Francisco (Small Claims) - Civic Center Courthouse | 415-551-4000 |
| San Joaquin County | Superior Court of California, County of San Joaquin (Small Claims) - Lodi Branch | 209-992-5522 |
| San Luis Obispo County | Superior Court of California, County of San Luis Obispo (Small Claims) - San Luis Obispo Branch | 805-706-3600 |
| San Mateo County | Superior Court of California, County of San Mateo (Small Claims) - Southern Branch: Hall of Justice and Records | 650-261-5100 |
| Santa Barbara County | Superior Court of California, County of Santa Barbara (Small Claims) - Anacapa Division | 805-882-4520 |
| Santa Clara County | Superior Court of California, County of Santa Clara (Small Claims) - Downtown Superior Court | 408-882-2352 |
| Santa Cruz County | Superior Court of California, County of Santa Cruz (Small Claims) - Watsonville Courthouse | 831-786-7200 |
| Shasta County | Superior Court of California, County of Shasta (Small Claims) - Main Courthouse | 530-245-6789 |
| Sierra County | Superior Court of California, County of Sierra (Small Claims) - Sierra County Courthouse | 530-289-3698 |
| Siskiyou County | Superior Court of California, County of Siskiyou (Small Claims) - Yreka Court | 530-842-0411 |
| Solano County | Superior Court of California, County of Solano (Small Claims) - Old Solano Courthouse | 707-207-7300 |
| Sonoma County | Superior Court of California, County of Sonoma (Small Claims) - Civil and Family Law Courthouse | 707-521-6610 |
| Stanislaus County | Superior Court of California, County of Stanislaus (Small Claims) - Turlock Division | 209-530-3100 |
| Sutter County | Superior Court of California, County of Sutter (Small Claims) - Sutter County Superior Courthouse | 530-822-3304 |
| Tehama County | Superior Court of California, County of Tehama (Small Claims) - Tehama Superior Court | 530-527-6441 |
| Trinity County | Superior Court of California, County of Trinity (Small Claims) - Weaverville Courthouse | 530-623-1208 |
| Tulare County | Superior Court of California, County of Tulare (Small Claims) - Visalia County Civic Center | 559-730-5000 |
| Tuolumne County | Superior Court of California, County of Tuolumne (Small Claims) - Tuolumne County Superior Court | 209-533-5555 |
| Ventura County | Superior Court of California, County of Ventura (Small Claims) - Hall of Justice | 805-289-8526 |
| Yolo County | Superior Court of California, County of Yolo (Small Claims) - Yolo Superior Court | 530-406-6704 |
| Yuba County | Superior Court of California, County of Yuba (Small Claims) - Yuba County Courthouse | 530-740-1800 |