San Diego Public Library — free computers, internet & Wi-Fi
- All branch locations, including the Downtown Central Library
San Diego County Library — free computers & Wi-Fi at 33 branches
- All 33 branch locations countywide
- (858) 694-2415 (administrative office)
Los Angeles Public Library — Central Library and The Source
- 630 W. 5th St., Los Angeles, CA 90071, plus 72 branch libraries across the city
- (213) 228-7000
LA County Library (free Wi-Fi, computers, charging, and laptop loans)
- 87 community libraries across the county (including Lancaster, Pomona-area, Long Beach-area, and the San Gabriel and San Fernando Valleys); find yours at lacountylibrary.org
- not published (each branch has its own number)
County of San Luis Obispo Public Libraries
- 995 Palm St, San Luis Obispo, CA 93401 (main library); 14 branches countywide
- 805-781-5991
Ventura County Library branches — free indoor space, Wi-Fi and cooling centers
- 11 branches are designated cooling centers, including Avenue Library and Hill Road Library (Ventura), Fillmore Library, Ojai Library, Ray D. Prueter Library (Port Hueneme), Albert H. Soliz Library and Saticoy Library (Oxnard area), Oak View and Meiners Oaks libraries, Oak Park Library and Piru Library