Honolulu Board of Realtors Honolulu Board of Realtors also known as hicentral is one of the largest organizations based in Oahu. The organization was founded in 1922 to provide up to date and comprehensive real-estate news and listing in Hawaii. Today, the company has continued growing with over 6,500 members and more than 130 active … Continue reading Add HiCentral MLS Search & IDX Listings to Your Site