STATE DIRECTORY

Connecticut

4 area codes cover this state

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All Area Codes

Connecticut CT

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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 Connecticut have?

Connecticut currently has 4 active area codes covering all major cities and regions statewide.

How to get a premium number in Connecticut?

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

Does Connecticut require 10-digit dialing?

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

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