Capitol Valley Forensics League

 Covers the Following Counties: Butte, Colusa, El Dorado, Glenn, Lassen, Modoc, Nevada, Placer, Plumas, Sacramento, Shasta, Sierra, Siskiyou (E. of Yreka), Sutter, Tehama, Yolo

Southern Valley Forensics League

Covers the Following Counties: Fresno, Kern, Madera, Inyo, Kings, Tulare

Yosemite Forensics League

 Covers the Following Counties: Alpine, Amador, Calaveras, Mariposa, Merced, San Joaquin, Solano (NE of Hwy 12), Stanislaus,
Tuolumne