STATE DIRECTORY

New Jersey

10 area codes cover this state

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All Area Codes

New Jersey NJ

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Dialing Rules

How to dial in this state

This state requires mandatory 10-digit dialing (area code + 7-digit number) for all local and long-distance calls.

Due to overlay area codes, multiple codes may serve the same region, making 10-digit dialing mandatory.

FAQ

Common questions about area codes in this state

How many area codes does New Jersey have?

New Jersey currently has 10 active area codes covering all major cities and regions statewide.

How to get a premium number in New Jersey?

Search your preferred New Jersey area code on GreatNumber to browse all available premium numbers under that code.

Does New Jersey require 10-digit dialing?

Yes, most areas in New Jersey now require 10-digit dialing (area code + 7-digit number), including local calls.

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