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: MRVIIN01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
317-831 A Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 A Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 0 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 1 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 2 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 3 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 4 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 5 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 6 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 8 Mooresville IN 9325 AMERITECH INDIANA 336      
317-834 9 Mooresville IN 9325 AMERITECH INDIANA 336      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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