Miller Place - Mount Sinai Historical Society

Helme House ( - "The Helme family left a rich legacy from a very early period in the colonization of the Town of Brookhaven, Long Island, New York and therefore the purpose of this website is to present a historical timeline of the people, house and property that have been so much a part of Miller Place, the “Ould Mans” and surrounds." Carol Gumbrecht

Historic Long Island ( - Rich in history, explore some of Long Island’s many historic houses and cultural sites.

Port Jefferson Historical Society ( - Link to our friends in the Port Jefferson Historical Society.

Rocky Point Jewelers ( - "The Bongiovanni family would love to be your personal jewelers"

Rocky Point Historical Society ( - Link to our friends in the Rocky Point Historical Society. 

Three Village Historical Society (www. - Link to our friends in the Three Village Historical Society.

North Brookhaven Chamber of Commerce ( - Serves the community of Terryville, Port Jefferson Station, Mt. Sinai, Miller Place, Sound Beach, and Rocky Point

Miller Place - Rocky Point Patch ( - Local news and interest stories serving the communities of Miller Place, Mount Sinai, and Rocky Point

The Heritage Trust ( - The Heritage Trust in Mount Sinai is a 501c3 not-for-profit corporation dedicated to enhancing natural resources and the distinctive character of the surrounding communities.  Educational, cultural, and social events will foster appreciation for the area's heritage.