Rocky Point is home to the site where American radio company RCA once operated a large transmitting and transmitter research facility, known as Radio Central. RCA began to transmit transatlantic radio messages from Radio Central over longwave after its opening on November 5, 1921.
On January 7, 1927, AT&T initiated the first transatlantic commercial telephone service, linking London and New York. AT&T's transmitter was at Radio Central, and their receiver was in Houlton, Maine. The radiotelephone signal from Radio Central was received by the British General Post Office’s receiver facility in Cupar, Scotland.
Suffolk county, on the 19th of June 1846. On both sides he is descended from old Long Island ancestry, his father having been born at East Marion (then known as Rocky Point) in 1805, and his mother at Middle Island, town of Brookhaven, in 1804; the latter is now living at Greenport, and, although venerable in years, enjoys to a marked extent both Bodily and mental vigor.
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...History of Suffolk county, New York1882 · page 47Read the page →
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Eastward from the last named place lies a thinly settled farming district which extends to the east line of the town at Wading River. This section comprehends the localities of Rocky Point and Woodville, extending about seven miles. At Rocky Point a Congregational lecture room was built in 1849. The society is a branch of the church at Mount Sinai. The land on which the building stands
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Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
Timeline
Rocky Point, 1834 to 1920
Woven from the archive, old maps, post office records, the National Register and the people born here.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
From Wikimedia Commons (5), the Library of Congress (1), Wikipedia and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.
1922