Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-223 A Pierre SD FTPRSDCERS1  9631 QWEST CORPORATION 640      
605-223 0 Pierre SD   106F BANDWIDTH.COM CLEC, LLC - SD 640   2010-02-19   
605-223 1 Pierre SD   106F BANDWIDTH.COM CLEC, LLC - SD 640   2008-11-29   
605-223 2 Pierre SD   9631 QWEST CORPORATION 640      
605-223 3 Pierre SD   9631 QWEST CORPORATION 640      
605-223 4 Pierre SD   106F BANDWIDTH.COM CLEC, LLC - SD 640   2015-01-04   
605-223 5 Pierre SD   106F BANDWIDTH.COM CLEC, LLC - SD 640   2015-02-20   
605-223 6 Pierre SD   162G ONVOY, LLC - SD 640   2013-12-18   
605-223 7 Pierre SD   9631 QWEST CORPORATION 640      
605-223 8 Pierre SD   162G ONVOY, LLC - SD 640   2013-12-18   
605-223 9 Pierre SD   9631 QWEST CORPORATION 640      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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