Delta Dental of Washington (formerly Washington Dental Service) keeps the pearly whites of the Pacific Northwest gleaming with its dental coverage plans. The company provides a number of different coverage options, including fee-for-service plans, managed care plans, PPOs, and discount programs. It covers more than 2.5 million sets of teeth, all of them through employer groups based in Washington. Delta Dental maintains a dental provider network of about 4,000 general dentists and specialists within the state, but also covers employees located outside Washington through its affiliation with Delta Dental Plans Association. The company's foundation helps provide charitable dental care to communities.