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: 353

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-353 A Huron SD HURNSDCODS1  9631 QWEST CORPORATION 640      
605-353 0 Huron SD   9631 QWEST CORPORATION 640      
605-353 1 Huron SD   9631 QWEST CORPORATION 640      
605-353 2 Huron SD   9631 QWEST CORPORATION 640      
605-353 3 Huron SD   9631 QWEST CORPORATION 640   2008-05-13   
605-353 4 Huron SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2007-08-27   
605-353 5 Huron SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2008-07-12   
605-353 6 Huron SD   9631 QWEST CORPORATION 640      
605-353 7 Huron SD   9631 QWEST CORPORATION 640      
605-353 8 Huron SD   9631 QWEST CORPORATION 640      
605-353 9 Huron SD   9631 QWEST CORPORATION 640      

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

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