California Observatories Arthur Purcell Observatory Observatory for the Tulare Astronomical Association Artis Observatory Private Observatory BREIT IDEAS Observatory Private Observatory Banning House Observatory Private Observatory Barking Spider Observatory Private Observatory Bateson Observatory Private Observatory Big Bear Solar Observatory Observatory for the New Jersey Institute of Technology Bird's Nest Observatory Private Observatory Boulder Knolls Observatory Private Observatory Bowen Observatory Observatory for Cuesta College Brackett Observatory Observatory for Pomona College Buena Vista Observatory Private Observatory Byrne Observatory Observatory for the University of California Natural Reserve System CARMA Observatory for CalTech CBA Concord Observatory Private Observatory CSM Observatory Observatory for the College of San Mateo Cabrillo College Observatory Observatory for Cabrillo College Cal Poly Observatory Observatory for the California Polytechnic State University Cedar Glen Observatory Private Observatory Chabot Observatories Observatories for the Chabot Space and Science Center Chico Community Observatory Community Observatory City College of San Francisco Observatory Observatory for the City College of San Francisco Coma Via Observatory Private Observatory Community Observatory Public Observatory Curiosity Peak Observatory Private Observatory DARC STAR Observatory Private Observatory DarkSights Observatory Private Observatory Deep Springs Observatory Observatory for Deep Springs College Diablo Valley College Observatory Observatory for Diablo Valley College Doris Faye Palmer Observatory Public Observatory for the Santa Barbara Museum of Natural History Dr. Alex Shlanta Astronomical Observatory Observatory for Cerro Coso Community College Dream Weaver Observatory Private Observatory Eagle Ridge Observatory Private Observatory Eastern Sierra Observatory Private Observatory El Camino Observatory Observatory for El Camino College Ewell Observatory Private Observatory FLSR Observatory Observatory for the Forest Lawn Scout Reservation Fickle Hill Observatory Observatory for Humboldt State University Foothill College Observatory Observatory for Foothill College Frances E. Barnard Memorial Observatory Observatory for La Sierra University Fremont Peak Observatory Observatory for the Fremont Peak Observatory Association Garvey Ranch Park Observatory Observatory for the Los Angeles Astronomical Society Geissberger Observatory Observatory for Saint Mary’s College Goat Mountain Astronomical Research Station Observatory for the Riverside Astronomical Society Goldstone Observatories Observatories for NASA Griffith Observatory Public Observatory Hat Creek Radio Observatory Observatory for SETI Hefner Observatory Observatory for the Webb Schools Hidden Hill Observatory Observatory for the Tri-Valley Stargazers Kingsburg Observatory Observatory for Kingsburg High School Lee DaSilva Observatory Private Observatory Leuschner Observatory Observatory for University of California Berkeley Lick Observatory Observatory for the University of California Lightholder Optics Observatory Private Observatory Lockwood Valley Observatory Private Observatory Long Beach City College Observatory Observatory for Long Beach City College Los Angeles Valley College Observatory Observatory for Los Angeles Valley College Lost Valley Observatory Private Observatory Luz Observatory Observatory for the High Desert Astronomical Society MIRA Chews Ridge Observatory Observatory for the Monterey Institute for Research in Astronomy Maury Lewin Astronomical Observatory Private Observatory Meadow View Observatory Private Observatory Melinda Heights Observatory Private Observatory Modesto Junior College Observatory Observatory for Modesto Junior College Montgomery Hill Observatory Observatory for Evergreen Valley College Mount Laguna Observatory Observatory for San Diego State University Mount Wilson Observatory Public Observatory Mount SAC Observatory Observatory for San Antonio College Murillo Family Observatory Observatory for Cal State San Bernardino N.A. Richardson Observatory Observatory for San Bernardino Valley College Nevada County Campus Robotic Observatory Observatory for Sierra College Oak Hill Observatory Private Observatory Oak Ridge Observatory Observatory for the Peninsula Astronomical Society Owens Valley Radio Observatory Observatory for CalTech Palomar Observatory Observatory for CalTech Pasadena City College Observatory Observatory for Pasadena City College Pine Flat Observatory Private Observatory Pinhead Observatory Private Observatory Pinhead Observatory 2 Private Observatory Pinto Valley Observatory Observatory for El Camino College Ranchita Canyon Observatory Private Observatory Rancho Del Sol Observatory Private Observatory Rancho Mirage Observatory Public Observatory Redman Observatory Private Observatory Ricard Observatory Observatory for Santa Clara University Robert Brownlee Observatory Observatory for the Mountain Skies Astronomical Society Robert Ferguson Observatory Public Observatory Robinson Creek Observatory Private Observatory Royer Oaks Observatory Private Observatory SCICON Observatory Private Observatory SFSU Observatory Observatory for San Francisco State University SPARQ Observatory Observatory for Piner High School SSU Observatory Observatory for Sonoma State University Sacramento State Observatory Observatory for California State University Sacramento Saddleback Observatory Observatory for Saddleback College San Diego State University Observatory Observatory for San Diego State University San Fernando Observatory Observatory for California State University Northridge Scripps Ranch Observatory Private Observatory Sierra Chaparral Observatory Private Observatory Sierra Remote Observatories Private Observatories Sierra Skies Observatory Private Observatory Sierra Stars Observatory Network Private Observatory SkiesAway Remote Observatories Commercial Observatories Sky's the Limit Observatory Public Observatory Star Camp Observatory Private Observatory Starhome Observatory Private Observatory Stony Ridge Observatory Public Observatory Student Observatory Observatory for Stanford University Table Mountain Observatory Observatory for the Jet Propulsion Laboratory Taylor Observatory Public Observatory Tehachapi Mountains Observatory Private Observatory Thacher Observatory Observatory for the Thacher School THEREWOLF! Observatory Observatory for the Orange County Astronomers Tralfamadore Observatory Private Observatory Tularcitos Observatory Private Observatory Tuolumne Skies Observatory Private Observatory Two Goats Observatory Private Observatory University of California Los Angeles Observatory Observatory for the University of California Los Angeles Vanishing Point Observatory Observatory for the Orange County Astronomers Weaver Student Observatory Public Observatory West Valley College Observatory Observatory for West Valley College Westmont Observatory Public Observatory Wilcox Solar Observatory Observatory for Stanford University Wilson Hill Observatory Private Observatory Yuba City Astronomical Observatory Private Observatory
