631 Area Code

About Area Code 631

Area Code: 631
City: Brentwood
State: New York
County: Suffolk
Time Zone: America/New_York
Latitude / Longitude: 40.79404826087, -73.20643

Area code 631 is located in the United States and is used in the region around Brentwood, New York. It currently serves approximately 22 cities across 1 states.

In this dataset, area code 631 covers parts of New York. Major cities using this area code include Brentwood, Centereach, Central Islip, Commack, Copiague, Coram, Deer Park, Dix Hills, East Northport, East Patchogue, and 12 more.

Cities in Area Code 631

Below is a list of cities that use area code 631 in this dataset:

• Brentwood
• Centereach
• Central Islip
• Commack
• Copiague
• Coram
• Deer Park
• Dix Hills
• East Northport
• East Patchogue
• Hauppauge
• Holbrook
• Huntington Station
• Medford
• North Bay Shore
• North Lindenhurst
• Ronkonkoma
• Selden
• Shirley
• Smithtown
• West Babylon
• West Islip

Counties / Regions Covered

Area code 631 covers the following counties or regions:

• Suffolk

Location and Coordinates

The approximate central location for area code 631 is near latitude 40.79404826087 and longitude -73.20643. Individual city coordinates vary within the area code's coverage:

• Brentwood, New York (lat 40.78121, lng -73.24623)
• Centereach, New York (lat 40.85843, lng -73.09955)
• Central Islip, New York (lat 40.79065, lng -73.20178)
• Commack, New York (lat 40.84288, lng -73.29289)
• Copiague, New York (lat 40.68149, lng -73.39984)
• Coram, New York (lat 40.86871, lng -73.00149)
• Deer Park, New York (lat 40.76177, lng -73.32929)
• Dix Hills, New York (lat 40.80482, lng -73.33623)
• East Northport, New York (lat 40.87676, lng -73.32456)
• East Patchogue, New York (lat 40.76704, lng -72.99622)
• Hauppauge, New York (lat 40.82565, lng -73.20261)
• Holbrook, New York (lat 40.81232, lng -73.07844)
• Huntington Station, New York (lat 40.85343, lng -73.41151)
• Medford, New York (lat 40.8176, lng -73.00011)
• North Bay Shore, New York (lat 40.73621, lng -73.26262)
• North Lindenhurst, New York (lat 40.71427, lng -73.38151)
• Ronkonkoma, New York (lat 40.81538, lng -73.11233)
• Selden, New York (lat 40.86649, lng -73.03566)
• Shirley, New York (lat 40.80149, lng -72.8676)
• Smithtown, New York (lat 40.85593, lng -73.20067)
• West Babylon, New York (lat 40.71816, lng -73.35429)
• West Islip, New York (lat 40.70621, lng -73.30623)

Time Zone Information

Based on the underlying city data, area code 631 is used in the following time zone(s): America/New_York.

Related Area Code Pages

Explore related area code pages on Burning Compass:

• All area codes in New York
• Area codes for the city of Brentwood
• Area codes in Suffolk