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: 496

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-496 A Sioux Falls SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-496 0 Sioux Falls SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2009-02-14   
605-496 1 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2009-10-25   
605-496 2 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2009-10-25   
605-496 3 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2009-10-25   
605-496 4 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2010-03-21   
605-496 5 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2010-03-21   
605-496 6 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2010-03-21   
605-496 7 Sioux Falls SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2010-07-15   
605-496 8 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2011-03-29   
605-496 9 Sioux Falls SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640   2012-05-05   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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