Regional Multiple Listing Service (RMLS) is the Northwest’s largest REALTORS®-owned multiple listing service, serving a network of approximately 15,000 REALTORS® from more than 2,900 offices in Oregon and Southern Washington. RMLS exists to provide its subscribers with accurate and timely information on listings, the means to analyze the market, and state-of-the art professional tools. Our database contains virtually every property offered for sale by our subscribers with over two million total listings and more than two million tax records.