Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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New Underwood, SD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
605-512 A SXFLSDPS8MD  490J DISH WIRELESS, LLC 640      
605-512 8 SXFLSDPS8MD  490J DISH WIRELESS, LLC 640      
605-754 A WALLSDXADS0  1659 GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMM 640      

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

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