631 Area Code
The 631 area code serves Amityville, Babylon, Bay Shore, Brentwood, Commack in United States. Learn the cities and counties covered, the time zone, dialing format, and how to get a local 631 business number.
Cities & regions in the 631 area code (10)
Frequently asked questions
What area code is 631?+
631 is a North American Numbering Plan (NANP) area code in United States, primarily covering Amityville, Babylon, Bay Shore, Brentwood, Commack.
Where is the 631 area code located?+
The 631 area code is located in United States. It operates on Eastern Time (ET).
How do you dial the 631 area code from abroad?+
Dial your country's international exit code, then +1 631 followed by the 7-digit local number. From inside the US/Canada, dial 1 631 XXX-XXXX.
Can I get a 631 phone number for my business?+
Yes. AstraQom provisions local 631 DID numbers for SIP trunking, hosted PBX, contact centers and toll-free porting — usually within minutes, with no long-term contract.
Get a local 631 number for your business
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AstraQom is an independent global telecom carrier serving 117 countries. We provision local 631 DID numbers, SIP trunks, hosted PBX, contact-center routing and SD-WAN — all on Tier-1 carrier infrastructure with no grey termination and 24/7 multilingual support.