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: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-600 A Rapid City SD SXFLSDPS6MD  965H FRACTEL, LLC 640      
605-600 0 Rapid City SD SXFLSDPS6MD  965H FRACTEL, LLC 640   2019-03-26   
605-600 1 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-12-07   
605-600 2 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-07-08   
605-600 3 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-07-08   
605-600 4 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-05-05   
605-600 5 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-05-05   
605-600 6 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-05-05   
605-600 7 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-05-05   
605-600 8 Rapid City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2019-05-05   
605-600 9 Rapid City SD SXFLSDCOX1X  073H TELNYX LLC 640   2024-11-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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