Plymouth Rock Assurance is a marketing name used by a group of separate companies that write and manage property and casualty insurance in multiple states. Insurance in New Jersey is underwritten by Palisades Insurance Company, High Point Property and Casualty Insurance Company, Teachers Auto Insurance Company of New Jersey, and their affiliates. Insurance in New Hampshire is underwritten by Mt. Washington Assurance Corporation. Insurance in Pennsylvania is underwritten by Palisades Insurance Company, Palisades Property and Casualty Insurance Company and High Point Preferred Insurance Company. Auto insurance in Massachusetts and Connecticut is underwritten by Plymouth Rock Assurance Corporation. New York auto insurance policies are underwritten by Plymouth Rock Assurance Preferred Corporation, which also acts as administrative servicer for the New York business of 21st Century Advantage Insurance Company, and 21st Century North America Insurance Company. In addition to the foregoing companies utilizing the Plymouth Rock Assurance brand, our affiliate, Bunker Hill Insurance, writes home insurance in Massachusetts and Connecticut and maintains its own separate website. Each of these companies is financially responsible only for its own insurance products. Actual coverage is subject to the language of the policies as issued by each separate company. Some discounts, coverages, payment plans, features and benefits are not available in all states and companies.