Bayonne, Bloomfield, Caldwell, Clifton, Dover, East Orange, Englewood, Garfield, Glen Ridge, Hackensack, Hanover, Harding Twp.†, Hoboken, Irvington, Jersey City, Livingston, Lyndhurst, Madison, Mendham Twp.†, Montclair, Morristown, Mount Olive†,Newark, Newton, Orange, Passaic, Paterson, Perth Amboy, Pompton Lakes, Ridgewood, Rutherford, Secaucus, Short Hills, Springfield†, Union City, Wayne, West New York, West Orange, Wharton, Whippany, Wyckoff
† Split between two Area Codes
Note: See the new 908 Area Code for other locations still accessable with 201. Permissive dialing will allow access by dialing either area code until 6/8/91.