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.

NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 861

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-861 A De Smet SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-861 0 De Smet SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-861 1 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 2 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 3 De Smet SD SXFLSDCORMD  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 640      
605-861 4 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 5 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 6 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 7 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 8 De Smet SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-861 9 De Smet SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.