Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 821 [Rate centres in NPA 821] [Dial plan for NPA 821]

NXX: 888

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
821-888 A Clemson SC   548E ONVOY, LLC - SC 430   2025-03-13   
821-888 0 Clemson SC   548E ONVOY, LLC - SC 430   2025-03-13   
821-888 7 Clemson SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 430   2025-07-05   
821-888 8 Clemson SC   548E ONVOY, LLC - SC 430   2025-03-13   
821-888 9 Clemson SC   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 430   2025-03-27   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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