Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-308 A Charleston IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2025-06-01   
447-308 7 Charleston IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2025-06-01   
447-308 8 Charleston IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2025-06-01   
447-308 9 Charleston IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2025-06-01   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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