Area Codes in New Jersey

New Jersey is located in US. 9 area codes are used in NJ by 304 cities.

NJ Area Codes

NJ NPA
Area Code 201
Area Code 551
Area Code 609
Area Code 732
Area Code 848
Area Code 856
Area Code 862
Area Code 908
Area Code 973

There are 82 phone companies in New Jersey, US.