Area Code 862 History:
Area code 862 was put into service. Area code 862 is an overlay of area code 973.
Counties in New Jersey within area code 862 include:
Bergen County, Essex County, Hudson County, Morris County, Passaic County, Sussex County, and Union County.
Major cities or places in New Jersey within area code 862 include:
Area codes 862 and 973 serve northwestern portions of New Jersey including the larger cities and communities of Belleville, Bloomfield, Clifton, East Orange, Garfield, Hillside, Irvington, Kearny, Livingston, Lodi, Maplewood, Montclair, Morristown, Newark, Nutley, Orange, Parsippany, Passaic, Paterson, Wayne, West Milford and West Orange, in addition to many smaller communities within the area codes 862 and 973 overlay.