Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 540

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-540 A North Sioux City SD SXCYIA78X1X  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 630      
605-540 0 North Sioux City SD SXCYIA78X1X  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 630      
605-540 1 North Sioux City SD SXCYIADT9MD  162G ONVOY, LLC - SD 630   2018-10-19   
605-540 2 North Sioux City SD SXCYIA78X1X  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 630   2016-02-28   
605-540 3 North Sioux City SD SXCYIADTQMD  508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-29   
605-540 4 North Sioux City SD SXCYIA78X1X  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 630      
605-540 5 North Sioux City SD SXCYIAGE0MD  8281 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - SD 630   2010-10-28   
605-540 6 North Sioux City SD SXCYIAAT7MD  365E YMAX COMMUNICATIONS CORP. - SD 630   2008-09-08   
605-540 7 North Sioux City SD SXCYIAAT7MD  365E YMAX COMMUNICATIONS CORP. - SD 630   2008-09-08   
605-540 8 North Sioux City SD SXCYIAAT7MD  365E YMAX COMMUNICATIONS CORP. - SD 630   2008-09-08   
605-540 9 North Sioux City SD SXCYIAAT7MD  365E YMAX COMMUNICATIONS CORP. - SD 630   2008-09-08   

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

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