Local Calling Guide

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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-346 A Spencer IA SXCYIAAT6MD  7421 AT&T - LOCAL 630      
712-346 0 Spencer IA SXCYIADTMMD  751F MCC TELEPHONY OF IOWA, LLC - IA 630   2010-04-23   
712-346 3 Spencer IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2018-07-18   
712-346 5 Spencer IA SXCYIADTQMD  508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-28   
712-346 6 Spencer IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2010-10-14   
712-346 7 Spencer IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2007-11-19   
712-346 8 Spencer IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2006-10-09   
712-346 9 Spencer IA SXCYIAAT6MD  7421 AT&T - LOCAL 630   2002-11-23   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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