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The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the telephone country code 1 .
- List of North American Numbering Plan area codes - Wikipedia
The North American Numbering Plan (NANP) divides the...
- Original North American area codes - Wikipedia
The original configuration of the North American Numbering...
- List of North American Numbering Plan area codes
This is a list of North American telephone area codes in...
- North American Numbering Plan - Simple English Wikipedia, the free ...
The North American Numbering Plan ( NANP) is a telephone...
- List of North American Numbering Plan area codes - Wikipedia
The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the telephone country code 1.
NANPA is the organization that manages the numbering plan for the US, Canada and some Caribbean countries. Learn about the NANP, its administration, events, updates, and resources.