Babylon, New York
Area code 934
Where Is Area Code 934?
Area code 934 is in southeastern New York on Long Island. It serves Suffolk County, which is the eastern of Long Island’s two main counties. Babylon is one of the communities within this area code.
Area code 934 covers the same region as area code 631 because it is an overlay. The service area includes towns and communities such as Babylon, Brookhaven, Huntington, Islip, Riverhead, Smithtown, Southold, East Hampton, and Southampton. It also covers many smaller hamlets and villages across Suffolk County.
This area includes the Atlantic Ocean shoreline, Long Island Sound shoreline, and the eastern end of Long Island. Notable places in Suffolk County include Fire Island, the Hamptons, and Montauk Point. Stony Brook University is also located in this area.
History of Area Code 934
Area code 934 was created on July 16, 2016. The New York Public Service Commission approved it as an overlay for area code 631, which had been running out of available phone numbers in Suffolk County.
Area code 631 itself was created in 1999 when it split from area code 516. The 934 overlay did not replace 631. Both area codes now serve the same geographic area, and 10-digit dialing became necessary for local calls in the overlay region.
Key Facts About Area Code 934
- Area code 934 is a New York area code that serves Suffolk County on Long Island.
- Babylon is one of the communities in the 934 area code service area.
- Area code 934 is an overlay of area code 631, and both codes cover the same region.
- Area code 934 entered service on July 16, 2016.
- The 934 area code service area is in the Eastern Time Zone.
- Suffolk County had a population of 1,525,920 in the 2020 United States Census.
- Major communities in the 934 area include Babylon, Huntington, Islip, Brookhaven, Riverhead, Southampton, and East Hampton.
- Notable places in the 934 area include Fire Island, Montauk Point, the Hamptons, and Stony Brook University.
Frequently Asked Questions
What state is area code 934 in?
Area code 934 is in New York.
What major cities use area code 934?
Area code 934 serves communities in Suffolk County, including Babylon, Huntington, Islip, Brookhaven, Riverhead, Southampton, and East Hampton.
Is area code 934 a toll-free number?
No. Area code 934 is a geographic area code.
Last updated: April 2026