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: TOLDOH2105Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
567-737 2 Tiffin OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
567-816 1 Lindsey OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
567-837 1 Rawson OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
567-866 7 Kelleys Island OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
567-887 8 Fremont OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
567-901 A Toledo OH 624H ONVOY SPECTRUM, LLC 326      
567-901 9 Toledo OH 624H ONVOY SPECTRUM, LLC 326   2021-06-14   
567-907 3 Curtice-Oregon OH 624H ONVOY SPECTRUM, LLC 326   2024-07-28   
734-409 0 North Sylvania MI 624H ONVOY SPECTRUM, LLC 326   2024-09-08   
734-541 5 North Sylvania MI 624H ONVOY SPECTRUM, LLC 326   2024-08-05   

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

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