Local Phone Numbers
New York
631 Area Code
631 Area Code
Port Your Number or Get a Long Island Overlay Code with DialLink
Establish a Local Presence in Long Island
No Office Needed
Want to connect with customers in Suffolk County and Long Island communities? A phone number with the 631 area code signals local trust and helps your business stand out. Due to high demand, the 631 area code is now paired with an overlay code, 934, which serves the same region and provides additional number availability.
With DialLink, SMBs and startups can port an existing 631 area code number or select a new 934 overlay number. Either way, you’ll get more than a local identity; you’ll have access to an AI-powered cloud phone system that makes managing calls and messages seamless.
Why Choose a 631 Area Code?
The 631 area code covers Suffolk County on Long Island, New York. From the Hamptons to Huntington, this area code is tied to thriving suburban communities, tourism hotspots, and a growing business economy.
Whether you’re supporting seasonal businesses, serving local families, or expanding into New York’s suburbs, a 631 area code number builds credibility and improves answer rates.
Get More Than a Local Number
When you choose a local number from DialLink, you're getting more than just digits:
AI Voice Agents
Automate routine calls, appointment booking, and more
AI call tagging & summaries
Get insights into calls and improve follow-ups
Advanced call handling
Customize call flows, routing, and voicemail rules
Work from anywhere
Answer calls on mobile, desktop, web app, or desk phones
Plug-and-play setup
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AI-powered business messaging
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Who Can Benefit from a Local Phone Number
Local businesses serving Suffolk County communities
Startups expanding into the New York metro area
Seasonal and tourism-focused businesses in the Hamptons
Service providers and professional firms building regional trust
Choose Your Local Phone Number
Frequently Asked Questions
Where is area code 631?
Area code 631 is located in New York, covering Suffolk County on Long Island.
What cities use the 631 area code?
The 631 area code includes Huntington, Smithtown, Islip, Brookhaven, and the Hamptons.
Where in U.S. is area code 631?
Area code 631 is in the Northeastern United States, specifically on Long Island, New York.
What is the overlay for the 631 area code?
The overlay for the 631 area code is 934, which serves the same geographic region and provides additional phone numbers.
What is an overlay area code?
An overlay is a new area code assigned to the same geographic region as an existing one. It allows new numbers to be issued without requiring customers to change their current phone numbers.
