International Informix Users Group  
   IIUG is a global organization dedicated to enabling the transfer of information between the community of Informix customers and Informix Software.
   http://www.iiug.org/

South Florida Informix Users Group  
   SFIUG is a group of people in Ft. Lauderdale and the surrounding area who meet with the common interest in Informix Software products and services.
   http://www.iiug.org/~sfiug/

Arizona Informix User's Group  
   AZIUG is a Phoenix-based Informix user's group.
   http://www.iiug.org/~aziug/

Michigan Informix Users Group  
   Non-profit organization that was developed to meet the needs of the Michigan Informix Community. We meet bi-monthly (every odd-numbered month) in the metro Detroit area.
   http://www.miug.com/

Southeast Informix Users Group  
   SEIUG is an Atlanta, Georgia, based Informix users group for the Southeast US.
   http://www.iiug.org/~seiug/

Informix Northern Ohio User Group  
   INOUG provides a forum for users and developers of Informix based products to exchange ideas, techniques and information on how to better utilize existing products and plan for future product installations.
   http://www.iiug.org/~inoug/

Central Texas Informix Users' Group  
   Austin based Informix user group.
   http://www.iiug.org/~ctiug/

North Texas Informix Users Group  
   Dallas based Informix user group with focus on exchanging ideas and assisting one another in all areas of Informix database engines and tools.
   http://www.iiug.org/~ntiug/

Utah Informix Users Group  
   Gives end users of Informix database server and application tools an opportunity to exchange ideas, techniques and information on how to better use existing Informix products and plan for future product releases.
   http://www.iiug.org/~uiug/

Washington Area Informix Users Group  
   WAIUG is an organization for users of Informix database software and tools. The group primarily serves the Washington DC, Virginia, and Maryland areas but also has members from all over the USA.
   http://www.iiug.org/~waiug/

Informix User Group of Colorado  
   Meets quarterly in the Denver area for training members in the use of Informix products and related technologies as well as keeping members current on the newest technologies.
   http://www.iiug.org/~usa_colorado/iugoc.html

Chicago Area Informix User Group  
   Chicago-based Informix user group.
   http://www.chiug.org/