Multiple Listing Service of Northern Illinois 

The Multiple Listing Service of Northern Illinois, Inc. (MLSNI) is one of the largest Regional MultipleListing Services (MLS) in the world. MLSNI is owned by ten Chicagoland area Boards/Associations of REALTORS and serves over 48,000 professional REALTORS® in more than 8,000 real estate offices located throughout the metropolitan Chicago and Northern Illinois area. MLSNI was established in 1989 to better serve the Northern Illinois real estate industry, which allows their subscribers the opportunity to provide their clients and customers with a wealth of information.