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: SBNDIN01X6X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-268 A Michigan City IN 097D ONVOY, LLC - IN 332      
219-284 A Michigan City IN 097D ONVOY, LLC - IN 332      
219-336 A Michigan City IN 097D ONVOY, LLC - IN 332      
219-832 A Michigan City IN 097D ONVOY, LLC - IN 332      
574-367 A South Bend IN 097D ONVOY, LLC - IN 332      
574-406 A South Bend IN 097D ONVOY, LLC - IN 332      
574-444 A Osceola IN 097D ONVOY, LLC - IN 332      
574-485 A South Bend IN 097D ONVOY, LLC - IN 332      
574-777 A Osceola IN 097D ONVOY, LLC - IN 332      
574-800 A South Bend IN 097D ONVOY, LLC - IN 332      
574-999 A South Bend IN 097D ONVOY, LLC - IN 332      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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