Area code 456
Area code 456 is a non-geographic area code used to route inbound calls from locations outside the North3 American Numbering Plan Area to specific carriers for carrier-specific services.[1]
References
- ↑ "Assignment of NPA code "456" for International Carrier Identification" (PDF). Bellcore/North American Numbering Plan Administration. 1993-08-02. Retrieved 2008-08-28.
See also
- List of NANP area codes