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: 472

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-472 A Redfield SD RDFDSDCORS1  9631 QWEST CORPORATION 640      
605-472 0 Redfield SD   9631 QWEST CORPORATION 640      
605-472 1 Redfield SD   9631 QWEST CORPORATION 640      
605-472 2 Redfield SD   9631 QWEST CORPORATION 640      
605-472 3 Redfield SD   9631 QWEST CORPORATION 640      
605-472 4 Redfield SD   9631 QWEST CORPORATION 640      
605-472 5 Redfield SD   6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640   2017-01-09   
605-472 6 Redfield SD   162G ONVOY, LLC - SD 640   2013-12-16   
605-472 7 Redfield SD   162G ONVOY, LLC - SD 640   2009-05-28   
605-472 8 Redfield SD   162G ONVOY, LLC - SD 640   2013-12-16   
605-472 9 Redfield SD   6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640   2017-01-09   

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

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