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: GNBYWI01XHX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-626 A Loyal WI 624H ONVOY SPECTRUM, LLC 350   2021-07-26   
920-510 A Green Bay WI 624H ONVOY SPECTRUM, LLC 350      
920-790 A New Franken WI 624H ONVOY SPECTRUM, LLC 350   2021-07-26   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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