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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Chamberlain, SD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
605-234 A KMBLSDXADS2  9001 MIDSTATE TELECOM, INC. - SD 640      
605-730 A SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 0 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 1 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 2 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 3 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 4 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-730 5 SXFLSDCOLMD  508J CENTURYLINK COMMUNICATIONS, LLC 640      
605-730 6 SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-730 7 SXFLSDCOXMD  693G TELEPORT COMMUNICATIONS AMERICA SD-LLC 640      
605-734 A CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 0 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 1 SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-734 2 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-734 3 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 4 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 5 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 6 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 7 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-734 8 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-734 9 CHBLSDCORS1  9631 QWEST CORPORATION 640      
605-815 A SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-815 0 SXFLSDPS0MD  073H TELNYX LLC 640      
605-815 1 SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-815 2 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-815 3 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-815 4 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-815 5 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-815 6 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-815 7 SXFLSDCOX0X  624H ONVOY SPECTRUM, LLC 640      
605-815 9 SXFLSDCORMD  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 640      
605-888 A SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 0   145J TERRA NOVA TELECOM INC. 640      
605-888 4 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 5 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 6 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 7 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 8 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 9 SXFLSDCOTMD  162G ONVOY, LLC - SD 640      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.