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: LIMAOHXAXYX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
567-808 1 Paulding OH 464C ONVOY, LLC - OH 923   2023-08-26   
937-897 A Sidney OH 464C ONVOY, LLC - OH 923      
937-897 6 Sidney OH 464C ONVOY, LLC - OH 923   2021-05-30   
937-934 0 Jackson Center OH 464C ONVOY, LLC - OH 923   2023-08-26   
937-948 0 Sidney OH 464C ONVOY, LLC - OH 923   2024-05-03   
937-948 3 Sidney OH 464C ONVOY, LLC - OH 923   2025-04-12   
937-948 5 Sidney OH 464C ONVOY, LLC - OH 923   2025-10-30   

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

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