What is what area code is 862?

Area code 862 is a North American telephone area code for the state of New Jersey. It was created in 2001 as an overlay to area codes 973 and 973 was split to create area code 973 as part of an overlay plan. Area code 862 covers the cities of Paterson, Morristown, and Passaic, as well as parts of northern New Jersey. Callers within the area code must dial ten digits for local calls, including the area code.