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: CLMBOH44DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
614-443 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-444 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-445 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-449 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 0 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 1 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 2 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 3 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 4 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 5 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 6 Columbus OH 9321 OHIO BELL TEL CO 324      
614-542 8 Columbus OH 9321 OHIO BELL TEL CO 324      
614-593 A Columbus OH 9321 OHIO BELL TEL CO 324      
614-593 4 Columbus OH 9321 OHIO BELL TEL CO 324   2007-08-31   
614-593 7 Columbus OH 9321 OHIO BELL TEL CO 324   2007-08-31   
614-593 8 Columbus OH 9321 OHIO BELL TEL CO 324   2007-08-31   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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