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: CNTNOH45DS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
330-588 3 Canton OH 9321 OHIO BELL TEL CO 325      
330-588 4 Canton OH 9321 OHIO BELL TEL CO 325      
330-588 5 Canton OH 9321 OHIO BELL TEL CO 325      
330-588 7 Canton OH 9321 OHIO BELL TEL CO 325      
330-588 8 Canton OH 9321 OHIO BELL TEL CO 325      
330-588 9 Canton OH 9321 OHIO BELL TEL CO 325      

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Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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