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: 620

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-620 A Lake Preston SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-620 0 Lake Preston SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2016-04-03   
605-620 1 Lake Preston SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640   2012-02-06   
605-620 2 Lake Preston SD SXFLSDCORMD  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 640   2023-02-28   
605-620 6 Lake Preston SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2013-12-18   
605-620 7 Lake Preston SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2009-05-28   
605-620 9 Lake Preston SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2013-12-18   

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

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