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: AGSTGAMT00Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
803-710 9 Johnston SC 624H ONVOY SPECTRUM, LLC 442   2023-05-22   
803-931 9 Columbia SC 624H ONVOY SPECTRUM, LLC 434   2022-04-22   
839-209 1 Bath SC 624H ONVOY SPECTRUM, LLC 442   2023-05-22   
839-213 3 Columbia SC 624H ONVOY SPECTRUM, LLC 434   2022-08-08   
839-746 2 Aiken SC 624H ONVOY SPECTRUM, LLC 442   2023-05-22   
839-777 8 Edgefield SC 624H ONVOY SPECTRUM, LLC 442   2023-05-28   
839-826 0 Beech Island SC 624H ONVOY SPECTRUM, LLC 442   2023-05-22   
839-866 1 Graniteville SC 624H ONVOY SPECTRUM, LLC 442   2023-05-22   

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

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