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
854-895 1 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 2 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 3 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 4 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 5 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 6 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 7 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-895 9 Charleston SC 548E ONVOY, LLC - SC 436   2021-02-18   
854-910 2 Yemassee SC 548E ONVOY, LLC - SC 436   2022-12-19   
854-910 8 Yemassee SC 548E ONVOY, LLC - SC 436   2023-08-26   
854-946 1 Low Country SC 548E ONVOY, LLC - SC 436   2020-09-13   
854-946 2 Low Country SC 548E ONVOY, LLC - SC 436   2020-09-13   
854-946 4 Low Country SC 548E ONVOY, LLC - SC 436   2020-07-06   
854-946 5 Low Country SC 548E ONVOY, LLC - SC 436   2020-07-06   
854-946 6 Low Country SC 548E ONVOY, LLC - SC 436   2021-03-02   
854-946 7 Low Country SC 548E ONVOY, LLC - SC 436   2021-03-02   
854-999 A Charleston SC 548E ONVOY, LLC - SC 436      
854-999 9 Charleston SC 548E ONVOY, LLC - SC 436   2015-11-16   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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