631 Area Code Location, Cities, & Networks Map

631 Area Code locations

Check out what and where is the 631 area code in America. Know about its location, famous cities, history, and network map.

The 631 area code is a North American telephone area code that was created in 1999 when it split off from area code 516, which used to cover all of Long Island but now it covers the central and eastern regions of Suffolk County in New York State.  These codes are used for cell phones(individuals and businesses), landline calls, and faxes.

The 631 area code serves a population of over 1.4 million people, making it the most populous area code in Suffolk County. The region covered by it includes popular tourist destinations such as the Hamptons, Montauk, and Fire Island.

631 Area Code:

One of the benefits of having area code 631 is that it provides a sense of community for those who live and work within its boundaries. It is also a popular area for businesses to establish their operations, as it offers access to a large and diverse customer base.

In addition to the benefits of living and working within this area, there are also a number of challenges that residents and businesses face. One of the main challenges is the high cost of living, which is due in part to the popularity of the region as a tourist destination.

Another challenge is the area's vulnerability to natural disasters such as hurricanes and flooding. In recent years, the region has been hit by several severe storms that have caused significant damage to homes, businesses, and infrastructure.

Despite these challenges, the 631 area code remains an attractive destination for those looking to live or do business in Suffolk County. With its beautiful beaches, picturesque towns, and vibrant communities, it offers a unique quality of life that is hard to find elsewhere.

For those who are interested in learning more about the 631 area code, there are a number of resources available online. The official website of the North American Numbering Plan Administration provides detailed information on the area code, including its history, coverage area, and dialing instructions.

There are also a number of online directories that allow users to search for phone numbers and businesses within the 631 area code. These directories can be useful for those who are looking to connect with local residents and businesses, or for those who are planning a trip to the region and want to find out more about its attractions and amenities.

Time Zone Pacific
State New York
Major Cities Brentwood, Coram, Hamptons, Montauk, and Fire Island
Best Networks Verizon, AT&T, Cingular Wireless
Population 1525920 (2020)
Overlay Area Codes 934
Area Known for Picturesque Towns, & Vibrant Communities

New York Area Codes:

New York states have various area codes that include 212, 315, 332, 347, 363, 516, 518, 585, 607, 646, 680, 716, 718, 838, 845, 914, 917, 929, and 934.

Major Cities:

This area code covers the following major cities -

  • Brentwood
  • Coram
  • Medford
  • Selden
  • Huntington
  • Sayville
  • Bellport
  • Eastport
  • Copiague
  • Smithtown
  • Islip
  • Terryville
  • Amityville
  • Nesconset
  • Riverhead
  • Rocky Point
  • Farmingville
  • Mount Sinai
  • Southampton
  • Sag Harbor

Area Code 724 locations

909 Area code

Major Networks:

Verizon Wireless, AT&T, and Dish Network are the most chosen networks in these areas.


In conclusion, the 631 area code is a vital part of the Long Island community, offering a unique blend of natural beauty, cultural diversity, and economic opportunity. Whether you are a resident, a business owner, or a visitor to the region, the 631 area code has much to offer.

This post was last modified on November 17, 2023 12:11 PM

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