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: SBNDIN01XHX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-206 A Rensselaer IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      
219-255 A Chesterton IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      
219-400 A Hobart IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      
574-213 A South Bend IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      
574-316 A Plymouth IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      
574-318 A South Bend IN 105F BANDWIDTH.COM CLEC, LLC - IN 332      

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

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