Mahwah, New Jersey Area Code

Mahwah, NJ Area Codes are

201 and 551

Mahwah, NJ utilizes an area code overlay in which area codes 201 and 551 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to Mahwah, NJ area code information read more about area codes 201 and 551 details and New Jersey area codes.

Mahwah, NJ is located in Bergen County and observes the Eastern Time Zone. View our Times by Area Code tool.

New Jersey Area Code Map








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