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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Switch: SXCYIA791MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
531-265 8 South Sioux City NE 939H COMMIO, LLC 630      
712-232 9 Spencer IA 939H COMMIO, LLC 630      
712-321 1 Cherokee IA 939H COMMIO, LLC 630      
712-398 9 Onawa IA 939H COMMIO, LLC 630      
712-638 1 Storm Lake IA 939H COMMIO, LLC 630      
712-710 A Sioux City IA 939H COMMIO, LLC 630      
712-710 0 Sioux City IA 939H COMMIO, LLC 630      
712-966 1 Le Mars IA 939H COMMIO, LLC 630      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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