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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Spencer, IN

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
812-829 5 SPNCIN01RSE  9325 INDIANA BELL TEL CO INC 338      
812-829 6 SPNCIN01RSE  9325 INDIANA BELL TEL CO INC 338      
812-829 7 SPNCIN01RSE  9325 INDIANA BELL TEL CO INC 338      
812-829 8 SPNCIN01RSE  9325 INDIANA BELL TEL CO INC 338      
812-829 9   145J TERRA NOVA TELECOM INC. 338   2022-08-30   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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