| American Paranormal Researchers | | A paranormal investigation group based in Texas. The site provides video and audio captured by the group, as well as their paranormal e-zine. |
| Eerie Investigations | | Investigates "the strange, the weird, and the eerie", including ghosts, UFOs, and other paranormal phenomena. Site includes worldwide paranormal news, discussion forum, and information from their case files. |
| Merseyside Anomalies Research Association | | M.A.R.A. investigates UFOs, alien sightings, ghosts, poltergeists, apparitions, psychic phenomena, ESP, remote viewing, earth mysteries, Forteana and anti-gravity in the Merseyside and North West areas of England. |
| Moorestown Ghost Research | | This organization researches and investigates tales of ghosts, demons, and other paranormal activity. Includes articles on the paranormal, examples of "false positive" images, and case photos. |
| Paranormal Research Organization | | Supporting the serious and knowledgeable paranormal field researchers and investigators, while providing educational resources for the snowballing number of well-meaning, but sometimes misguided enthusiasts. Founded by nationally recognized paranormal expert Loyd Auerbach. |
| ParaScience Paranormal Investigations | | Para.Science was established to conduct serious study, research and investigation into all types of paranormal phenomena. Based on the Wirral, in North West England. |
| Penn State Paranormal Research Society | | Presents research, paranormal articles, and the psychologists corner. Publishes PI Veritas Magazine online and hosts the annual UNIV-CON paranormal conference at Penn State University. |
| Project X - The Chosen Ones | | A group of people who claim to have had various paranormal experiences, and are trying to find people who have had similar experiences. |
| Shadow Research, Inc. | | Unusual event research. UFO's and other unusual events researched and investigated. |
| The Atlantic Paranormal Society | | TAPS is a non-profit organization dedicated to educating and helping those interested in or troubled by the paranormal. Includes a newsletter, news and articles. | |
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