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: BLLFOHXAFMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
937-722 6 Bellefontaine OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 923   2022-07-30   
937-893 0 Marysville OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 923   2021-04-02   
937-924 2 Marysville OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 923   2024-05-20   
937-948 6 Sidney OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 923   2024-12-26   
937-948 7 Sidney OH 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 923   2024-12-26   

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

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