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: MTONILXCX0X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
447-497 6 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2022-05-21   
447-497 7 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2023-02-27   
447-497 8 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2023-02-27   
447-497 9 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2022-08-20   
447-810 1 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-02   
447-810 2 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2022-02-21   
447-810 3 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2022-02-21   
447-810 4 Mattoon IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2022-02-21   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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