Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Arizona Village, AZ

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
928-346 A MQCKAZXCDS2  2200 FORT MOJAVE TELECOM INC 666      
928-944 A PHNXAZ19AMD  965H FRACTEL, LLC 666      
928-944 4   965H FRACTEL, LLC 666   2020-11-29   
928-944 9   145J TERRA NOVA TELECOM INC. 666   2025-07-14   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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