California

American Paranormal Investigations – Northern California

San Francisco Ghost Society

Central California Paranormal Investigators

Pasadena Paranormal Research Society

South Coast Paranormal(SCP)

Pacific Paranormal Investigations(PPI)

Southern California Paranormal Detectives(S.C.P.D.)

San Diego Paranormal Research Project

Paranormal Investigators of San Diego(PISD) (Covering Southern California)

Southern California Paranormal Investigators (Covering Riverside, San Bernardino and Orange Counties in CA)

Soulseekers Paranormal (Covering Vallejo, Benicia, and the east Bay in California)

Dead Time Paranormal (Serving Southern Oregon and Northern California)

Southern California Paranormal Research Society(SOCALPRS)

Northern California Paranormal Researchers(NCPR) (Covering the greater bay area of San Francisco, Sacramento, out to Turlock and just beyond, and as far south as Monterey)

California Paranormal Investigators(CPI)

Golden State Paranormal Research Society (Serving Inland Empire of Southern California (San Bernardino and Riverside Counties, and beyond)

Burbank Paranormal Research

West Ghost Paranormal Investigators

California Paranormal Research(CPR)

The Messengers Paranormal Research (Covering the Central Valley area of California)

Paranormal Studies and Investigations of Oregon(P.S.I.) (Covering Oregon, Washington, California, and Idaho)

California Ghost Hunters (Covering all of Orange County, L.A. Counties and the surrounding communities)

Haunted & Paranormal Investigations International(H.P.I. International) (Serving Northern and Central California)

SpiritWorldOne Investigations (Serving Los Angeles and surrounding areas)

Tulare County Paranormal Society (Covering Central California)

Spectral Intelligence Solutions (Covering The San Francisco Bay Area)

The Devil Hunters (Covering the San Diego Area)

California Society for Paranormal Assistance & Research(CSPAR) (Covering all of Southern California)

California Haunted Investigations Paranormal Society(C.H.I.P.S) (Serving San Luis Obispo, Santa Barbara, Ventura, Kern, Los Angeles, San Bernardino, Orange, Riverside, Imperial, and San Diego Counties in Southern California)