What is area code?
A three-digit numerical prefix known as an area code, also known as a Numbering Plan Area, is used in phone numbers to represent particular geographic regions within a nation. It is an essential component of phone numbering systems and is applied in numerous nations throughout the world to assist effective call routing.
What is NANPA?
The North American Numbering Plan Administration, sometimes known as NANPA, is the entity in charge of overseeing telephone numbering in the United States, Canada, and some Caribbean countries. They assign phone numbers, assign area codes, and make sure that calls are routed effectively within the area.