Area Code 201 Information

State: NJ - New Jersey
Active: True

Area code 201 is a telephone area code for the state of New Jersey covering most of Hudson and Bergen Counties, as well as parts of Essex and Passaic Counties. It is overlaid with area code 551. The 201 area code was the first area code to be assigned in the United States, as part of the North American Numbering Plan. While it was part of the original set of area codes assigned to the U.S. in 1947, this area code was not placed into service until 1951. In that year, the first direct-dialed long distance call was made from Englewood, New Jersey to Alameda, California. Until 1958, it was the only area code serving New Jersey; That year, the state split the area code, with the southern portion of the state becoming area code 609.

Related Area Codes: 973, 551


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