List_of_area_code_overlays

List of area code overlays

List of area code overlays

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An area code overlay is a numbering plan area (NPA) in the North American Numbering Plan (NANP) that has multiple area codes assigned. Overlay complexes are used to add central office prefixes in an NPA to increase the number of available telephone numbers.[1]

More information Overlay area codes, Location ...

See also

References

  1. [1]
    Haar, Dan and Vanessa Hua. "Regulators Have Area Code Plan". The Courant. August 18, 1999. Accessed October 28, 2005.
  2. [2]
    Madison, Linc. "LincMad's Area Code Locator Table". LincMad. September 29, 2005. Accessed October 28, 2005.
  3. [3]
    "PSC Selects Overlay for New Area Code in Western Kentucky: Current numbers in area code 270 remain unchanged; decision means 10-digit dialing for local calls beginning in 2014". Retrieved December 17, 2012.
  4. [4]
    "PL-492: NPA 564 to Overlay NPA 360 (Washington)" (PDF). North American Numbering Plan Administrator. 2016-06-28. Retrieved 2020-08-25.
  5. [5]
    "New 669 Area Code Joins South Bay 408 Region Saturday". KPIX-TV. 19 October 2012.
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