Wompatuck State Park 1 Union St Hingham, MA 02043 Phone : (781) 749-7160 Business Category Campgrounds Parks & Playgrounds Recreational Vehicle Parks & Campsites Amusement & Recreation Environmental Management 1 Union St Hingham, MA 02043 Phone : (781) 749-7160 Business Category Environmental Conservation & Ecological Services Mass Commonwealth Of--environmental Management, Wompatuck State Park, Park Information & Camping 200 Union St Hingham, MA 02043 Phone : (781) 749-7160 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools