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: BLTNIN01X9X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
812-269 A Bloomington IN 7421 AT&T - LOCAL 338      
812-269 9 Bloomington IN 7421 AT&T - LOCAL 338      
812-508 3 Bedford IN 7421 AT&T - LOCAL 338   2004-05-08   
812-657 A Columbus IN 7421 AT&T - LOCAL 338      
812-657 9 Columbus IN 7421 AT&T - LOCAL 338      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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