What is 201 Area Code?

The 201 area code is one of the original area codes established in 1947. It covers northeastern New Jersey, including cities along the Hudson River and areas near New York City. The 201 area code is widely used for business and residential numbers, offering local presence to companies aiming to reach New Jersey customers efficiently.

  • State: New Jersey
  • Major Cities: Jersey City, Hackensack, Hoboken, Bayonne, Englewood, Teaneck
  • Time Zone: Eastern Time Zone (ET)
  • Established: 1947 (one of the original area codes)
  • Overlay Area Code: 551
  • Region Population: Approximately 3.57 million people
  • Primary Uses: Business communication, residential calls, mobile services, VoIP

Regions Covered by the 201 Area Code

The 201 area code primarily serves northeastern New Jersey, covering Bergen, Hudson, and parts of Passaic counties. Here is a detailed list of cities under each county covered by the 201 area code:

Bergen County
  • Allendale
  • Alpine
  • Closter
  • Cresskill
  • Demarest
  • Dumont
  • Hackensack
  • Teaneck
  • Englewood
  • Fair Lawn
  • Glen Rock
  • River Edge
  • Franklin Lakes
  • Hillsdale
  • Waldwick
  • Maywood
  • Park Ridge
  • Fort Lee
  • Ridgefield
  • Paramus
  • Bergenfield
  • Lodi
  • Garfield
  • Cliffside Park
  • Palisades Park
  • Elmwood Park
  • Rutherford
  • Wyckoff
  • New Milford
  • North Arlington
  • Ramsey
  • Tenafly
  • Oakland
Hudson County
  • Bayonne
  • East Newark
  • Guttenberg
  • Harrison
  • Hoboken
  • West New York
  • Jersey City
  • Kearny
  • North Bergen
  • Secaucus
  • Union City
  • Weehawken
Passaic County
  • Clifton
  • Passaic
Essex County
  • Newark
  • Caldwell
Morris County
  • Morristown
  • Succasunna

Population & Demographics of 201 Area Code

The 201 area code region is one of the most densely populated areas in the United States, home to over 3.57 million residents across Bergen and Hudson counties. The population is diverse, with large communities of Hispanic, Asian, and European descent. Jersey City, Hoboken, and Hackensack are key urban centers with thriving professional, residential, and commercial districts.

This diverse demographic provides businesses with access to a broad customer base, ranging from young professionals in Hoboken to established families in Bergen County.

201 Area Code Time Zone

The 201 area code is located in the Eastern Time Zone (ET). This time zone is used by all major cities in northeastern New Jersey, including Jersey City, Hackensack, and Hoboken. Understanding the local time is crucial for businesses to ensure timely communication with customers.