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: WCHCILBFGT0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-288 A Barrington IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-448 A Barrington IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-634 A Barrington IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-650 A Huntley IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-222 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-223 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-235 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-257 A Aurora IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-278 A Aurora IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-293 A Aurora IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-385 A Aurora IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-454 A Aurora IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-588 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-338 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-715 A Geneva IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-400 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-510 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-513 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-515 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-654 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
708-765 A Chicago Heights IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
779-264 A Kankakee IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
779-331 A Kankakee IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
779-401 A Kankakee IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-05-26   
815-900 A McHenry IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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