Where is area code 631? Area code 631 is located in southeastern New York and covers Brentwood, West Babylon, and Coram. It has a single overlay (934) that serves the same area.

Area codes 631 and 934 are the telephone area codes in the North American Numbering Plan (NANP) for Suffolk County, New York, on Long Island. Area code 631 was created in 1999 in a …

Browse area code 631 phone numbers, prefixes and exchanges. The 631 area code serves New York, Farmingdale, New Hyde Park, Syosset, Westbury, covering 52 ZIP codes in 6 counties.

Find 631 area code details including city, time zone, and map. Lookup area code 631 phone number, name, and location.

Nov 22, 2025 · Area code 631 is in New York, USA. Locate phone numbers 631-200-XXXX through 631-999-XXXX. City list with local time, map and overlaying areas.

Area code 631 serves Suffolk County on Long Island, New York, including towns such as Huntington, Islip, Brookhaven, and Riverhead. It was created in 1999 from a split of area code …

3 days ago · Find out where 631 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here

Area code 631 is located in the Eastern Standard Time (EST) time zone. This designation indicates the predominant time zone for calls made within this area code.

Area Code 631 is one of the 269 three-digit telephone area codes in the USA. It covers roughly 7,789,088 unique phone numbers and 779,006 individuals near Brentwood, Huntington, and …

Where is Area Code 631? Area code (631) is in the state of NY. Below, are the major cities in the area code (631).