Local Calling Guide

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Columbia, SC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
839-895 2 CLMASCSN25Z  624H ONVOY SPECTRUM, LLC 434   2022-08-08   
839-895 3 CLMASCSNXSY  548E ONVOY, LLC - SC 434   2021-01-24   
839-895 4 CLMASCSNXSY  548E ONVOY, LLC - SC 434   2021-01-24   
839-895 5 CLMASCSNXSY  548E ONVOY, LLC - SC 434   2021-01-24   
839-895 6 CLMASCSNXSY  548E ONVOY, LLC - SC 434   2021-01-24   
839-895 7 CLMASCSNXSY  548E ONVOY, LLC - SC 434   2021-01-24   
839-895 8 CLMASCSN29Z  506J TWILIO INTERNATIONAL, INC. 434   2020-10-23   
839-895 9 CLMASCTLDS3  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 434   2021-03-03   

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

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