About IDX, Inc. Based in Eugene, Oregon IDX, Inc. is nationally known as a leading provider of real estate search applications. IDX, Inc. manages over $1 trillion worth of active listings data from over 150 Multiple Listings Services (MLS). IDX Broker is IDX, Inc.’s principle real estate software utility. The easy to manage and customizable software helps real estate professionals display home listing data from their multiple listing service (MLS) on their individual and/or office websites. For more information on the services provided by IDX, Inc., please visit www.idxbroker.com.