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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
989-270 5 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-01-13   
989-270 6 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-01-13   
989-364 0 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2023-08-15   
989-364 8 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2023-08-15   
989-364 9 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2023-08-15   
989-451 0 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2023-08-15   
989-451 1 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2023-08-15   
989-558 8 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2021-10-22   
989-899 8 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-01-13   
989-900 9 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-01-13   
989-902 A Saginaw MI 624H ONVOY SPECTRUM, LLC 344      
989-902 3 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-06-05   
989-902 4 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-06-05   
989-902 9 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2021-06-14   
989-990 5 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-09-16   
989-990 6 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-09-16   
989-990 7 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-09-16   
989-990 8 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-09-16   
989-990 9 Saginaw MI 624H ONVOY SPECTRUM, LLC 344   2022-09-16   

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

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