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: 847

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-847 A Lake Preston SD LKPRSDCORS1  9631 QWEST CORPORATION 640      
605-847 0 Lake Preston SD   9631 QWEST CORPORATION 640      
605-847 1 Lake Preston SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2014-05-10   
605-847 2 Lake Preston SD   073H TELNYX LLC 640   2017-03-31   
605-847 3 Lake Preston SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2014-05-10   
605-847 4 Lake Preston SD   9631 QWEST CORPORATION 640      
605-847 5 Lake Preston SD   9631 QWEST CORPORATION 640      
605-847 6 Lake Preston SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2014-05-10   
605-847 7 Lake Preston SD   162G ONVOY, LLC - SD 640   2011-10-28   
605-847 8 Lake Preston SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2014-05-10   

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

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