Leonardo, NJ, is in area code 732, with overlay area code 848.
In 2001, area code 973 in northern New Jersey was overlaid with area code 862. The overlay code was originally announced to be 356, but was changed.
Hackensack / Jersey City, New Jersey.
Hackensack / Jersey City, New Jersey.
No, area code 856 covers the exact same part of southern New Jersey that it did when it was created in 1999.
Newark, NJ, is in area code 973, with overlay code 862.
Phillipsburg, New Jersey, is in area code +1 908.
07458
Area code 908 split from area code 201 in 1991, becoming the third area code in New Jersey.
Area code 201 and overlay area code 551 serve a portion of northern New Jersey, including Jersey City, Hackensack, Bayonne, and Hoboken.
973 is used in northern New Jersey. 973-267 is in Morristown.
Newark, New Jersey
Area code 609 is in New Jersey, including Atlantic City, Trenton, and Princeton.