Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Kadoka, SD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
605-488 A SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-488 0   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-488 8   145J TERRA NOVA TELECOM INC. 640   2025-08-01   
605-488 9   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-837 A WALLSDXADS2  1667 KADOKA TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS 640      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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