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“The FBI’s investigation into the Zodiac Killer remains open and unsolved” — the FBI circa 2023 Est. 1998.

The only Zodiac Killer website recognized by law enforcement

zodiac killer dotcom in the media

(Feeling nostalgic? The original site is still available here.)

Where to start your investigation into the Zodiac Killer?

Who are the Suspects?

There have been thousands of Zodiac suspects since 1968. See an extensive list of possible suspects and the opportunity to report your own.

map of zodiac killer victims

Who were the victims?

In one of his last taunting letters to the news media, Zodiac claimed he had 37 victims to show for his five years of terrorizing the San Francisco Bay Area.

wanted poster with zodiac killer logo

About This Site

Launched March 20, 1998. is the ONLY Zodiac Killer website recognized by law enforcement. Curated by Tom Voigt, the website has premiered on several investigative TV shows, documentaries, radio, and in newspapers. is committed to obtaining and archiving all available case-related materials (letters, ciphers, codes, and DNA).

phograph oof zodiac killer investigator tom voight

About Tom Voigt

Tom has curated, built, and maintained since its launch in 1998. Currently in Portland, Oregon. Tom has been a resource for many investigators who are still trying to crack one of the most compelling cold cases in American history. He also established a Zodiac Killer hotline. Click to hear some of the most interesting calls he has received.