Lake Hopatcong, New Jersey Area Code
Lake Hopatcong, NJ is officially utilizing an area code overlay in which area codes 862 and 973 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Lake Hopatcong, NJ area code information read more about area codes 862 and 973 details and New Jersey area codes.
Lake Hopatcong, NJ is located in Morris County and observes the Eastern Time Zone. View our Times by Area Code tool.
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