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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Switch: IPLSIN18DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
317-209 A Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 0 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 1 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 2 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 3 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 8 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-209 9 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-217 A Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-217 2 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-217 3 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-217 7 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-271 A Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-272 A Plainfield IN 9325 INDIANA BELL TEL CO INC 336      
317-273 A Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 0 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 1 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 2 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 4 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 5 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 6 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 7 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-273 8 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-544 1 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-544 5 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      
317-544 6 Indianapolis IN 9325 INDIANA BELL TEL CO INC 336      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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