Looking for Maine area codes? View a complete list of Maine phone area codes in an easy-to-search format. Find the right code fast with Sigma Voice.
Discover the area codes used in New Hampshire. Learn about regions and cities served.
The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries primarily in North America, including the United States, Canada, and many Caribbean nations. Below is a comprehensive list of all area codes within the NANP regions.
For a complete list of all area codes, please visit All Area Codes.
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