ASFAN - ASOCIATIA PENTRU STUDIUL FENOMENELOR AEROSPATIALE NEIDENTIFICATE
RUFON - ROMANIAN UFO NETWORK
EUROUFO - THE VIRTUAL COMMUNITY OF SCIENTIFICALLY ORIENTED EUROPEAN UFO RESEARCHERS
PROJECT CAMELOT
THE DISCLOSURE PROJECT
THE ORION PROJECT
CSETI
NUFORC
MUFON
NATIONAL UFO CENTER
CUFOS
BUFORA (UK)