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: 291

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-291 A Madison SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-291 0 Madison SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-291 1 Madison SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2023-08-20   
605-291 2 Madison SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-291 3 Madison SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-10-23   
605-291 4 Madison SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640   2012-01-27   
605-291 5 Madison SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640   2018-07-01   
605-291 6 Madison SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2010-11-15   
605-291 7 Madison SD SXFLSDCOLMD  508J CENTURYLINK COMMUNICATIONS, LLC 640   2017-06-03   
605-291 8 Madison SD SXFLSDCOX1X  073H TELNYX LLC 640   2021-03-22   
605-291 9 Madison SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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