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: SNANTXCAYCX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
830-834 A Rocksprings TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-834 0 Rocksprings TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-834 1 Rocksprings TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-15   
830-834 5 Rocksprings TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-834 9 Rocksprings TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2015-02-27   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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