Customers With Disabilities
Area Code Information
Understanding Area Codes
Area Code Information
Area Code Maps
Recent and Upcoming Changes
Understanding Area Codes
Area Code Look-Up
Area Code Basics
Ever wondered how area codes are created or who assigns them? Find answers here.
Dialing Instructions
Questions about dialing area codes? We've provided detailed instructions to assist you.
Dialing Instructions
Types of Area Code Changes
Types of Area Code Changes
New area codes may be added by the geographic split method or the overlay method. Take a closer look at these methods and their overall effects.
State Information
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Area Code Basics
Dialing Instructions
Types of Area Code Changes
 

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