Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: ABRDSD01RL0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-622 6 Aberdeen SD 6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640   2006-04-04   
605-622 8 Aberdeen SD 6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640   2006-04-04   
605-622 9 Aberdeen SD 6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640   2006-04-04   
605-725 A Aberdeen SD 6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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