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area code

Biggest city:

Jersey City



New Jersey

Eastern (GMT -5)

Nearby area codes: 

Zip codes



Major Cities:

Newark, Caldwell, Jersey City, Union City, Bayonne, Hoboken, West New York, Kearny, Secaucus, Passaic, Hackensack, Teaneck, Fort Lee, Fair Lawn, Englewood, Paterson

Jersey City

Average Income:





Unemployment Rate:

The 201 area code, a prominent part of New Jersey's telecommunications network, has a unique history and continues to be significant in the region. Historical Significance: The 201 area code was one of the original area codes established in North America in 1947. At that time, it covered the entire state of New Jersey, making it a crucial component of the early telephone communication infrastructure in the region. Area Code Splits: Due to the increasing demand for phone numbers and the growth of telecommunications, the 201 area code underwent several splits to create new area codes, such as 973, 908, and 551. These splits helped distribute the numbering resources more efficiently and accommodate the expanding population and businesses in New Jersey. Ten-Digit Dialing and Overlay Codes: To address the ongoing need for phone numbers, the 201 area code, like many others, transitioned to ten-digit dialing as an overlay code, 551, was introduced in 2001. This required residents and businesses to include the area code when making local calls, a significant shift from the traditional seven-digit dialing. In conclusion, the 201 area code's evolution from a statewide code to its current status as a region-specific code, along with the implementation of ten-digit dialing and the introduction of overlay codes, reflects the dynamic nature of telecommunications in New Jersey, as it adapts to the changing needs of its residents and businesses.
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