Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-312 8 West Spearfish WY 073H TELNYX LLC 640   2019-02-28   
307-785 1 West Belle Fourche WY 073H TELNYX LLC 640   2019-10-21   
402-882 9 South Yankton NE 073H TELNYX LLC 640   2018-08-31   
605-204 1 Miller SD 073H TELNYX LLC 640   2020-01-20   
605-204 4 Miller SD 073H TELNYX LLC 640   2019-09-29   
605-205 4 Elk Point SD 073H TELNYX LLC 640   2019-09-29   
605-210 9 Belle Fourche SD 073H TELNYX LLC 640   2018-09-25   
605-270 8 Madison SD 073H TELNYX LLC 640   2019-09-29   
605-301 6 Pierre SD 073H TELNYX LLC 640   2017-03-31   
605-305 A Sioux Falls SD 073H TELNYX LLC 640      
605-305 1 Sioux Falls SD 073H TELNYX LLC 640   2017-02-11   
605-307 4 Hill City SD 073H TELNYX LLC 640   2019-09-29   
605-315 4 Arlington SD 073H TELNYX LLC 640   2019-09-29   
605-316 0 Iroquois SD 073H TELNYX LLC 640   2021-01-01   
605-340 6 Spearfish SD 073H TELNYX LLC 640   2017-03-31   
605-460 8 Redfield SD 073H TELNYX LLC 640   2019-09-29   
605-499 4 Sturgis SD 073H TELNYX LLC 640   2019-09-29   
605-550 9 Mitchell SD 073H TELNYX LLC 640   2017-03-31   
605-570 3 Huron SD 073H TELNYX LLC 640   2019-09-23   
605-599 4 Cavour SD 073H TELNYX LLC 640   2019-09-29   
605-633 4 Flandreau SD 073H TELNYX LLC 640   2019-09-29   
605-640 9 McIntosh SD 073H TELNYX LLC 640   2019-12-03   
605-646 9 Rapid City SD 073H TELNYX LLC 640   2017-03-31   
605-699 0 Belle Fourche SD 073H TELNYX LLC 640   2019-09-30   
605-741 8 Vermillion SD 073H TELNYX LLC 640   2018-09-25   
605-743 3 Harrisburg-Tea SD 073H TELNYX LLC 640   2017-03-31   
605-815 0 Chamberlain SD 073H TELNYX LLC 640   2019-09-23   
605-824 9 Aberdeen SD 073H TELNYX LLC 640   2017-03-31   
605-836 4 Canton SD 073H TELNYX LLC 640   2019-09-29   
605-847 2 Lake Preston SD 073H TELNYX LLC 640   2017-03-31   
605-857 2 Yankton SD 073H TELNYX LLC 640   2018-09-25   
605-860 4 De Smet SD 073H TELNYX LLC 640   2019-09-29   
605-930 4 Volga SD 073H TELNYX LLC 640   2019-09-29   
605-949 8 Milbank SD 073H TELNYX LLC 640   2018-09-25   
605-954 0 Watertown SD 073H TELNYX LLC 640   2017-03-31   
701-815 1 North McIntosh ND 073H TELNYX LLC 640   2019-10-26   
701-937 1 North Morristown ND 073H TELNYX LLC 640   2019-10-26   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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