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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Regent, ND

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
701-209 A BSMRNDBCX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 638      
701-209 0 BSMRNDBCX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 638      
701-563 A DCSNNDASDS0  1607 CONSOLIDATED TELCOM 638      
701-589 A BSMRNDBCX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 638      
701-589 9 BSMRNDBCX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 638   2010-12-09   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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