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: TOLDOHIR3MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
567-806 4 Toledo OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2014-12-18   
567-806 5 Toledo OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2015-08-08   
567-843 7 Stryker OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2014-04-18   
567-855 4 Clyde OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2005-03-10   
567-938 2 Tiffin OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2011-03-28   
567-970 3 Toledo OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2017-03-03   
567-970 4 Toledo OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2017-03-03   
567-998 A Sandusky OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
567-998 3 Sandusky OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326   2005-07-16   
567-998 4 Sandusky OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 326      
734-888 4 North Sylvania MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 326   2005-04-01   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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