Local Calling Guide

Area code/prefix search

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OCN: 8812 SOUTH DAKOTA NETWORK, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
605-241 A Sioux Falls SD SXFLSDCHDS0  640      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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