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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CHCGILWBXDZ

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
872-264 A Chicago Zone 01-Calumet IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-269 A Chicago Zone 08-Portsmouth IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-277 A Chicago Zone 05-Austin IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-286 A Chicago Zone 09-South Chicago IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-290 A Chicago Zone 10-Beverly IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-295 A Chicago Zone 03-Kildare IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-314 A Chicago Zone 02-Edgewater IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-704 A Chicago Zone 08-Portsmouth IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-713 A Chicago Zone 04-Humboldt IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-763 A Chicago Zone 06-Kedzie IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-810 A Chicago Zone 02-Edgewater IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      
872-813 A Chicago Zone 05-Austin IL 984E BANDWIDTH.COM CLEC, LLC - IL 358      

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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