Local Calling Guide

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

NXX: 284

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-284 A Alta IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-284 0 Alta IA SXCYIADTMMD  751F MCC TELEPHONY OF IOWA, LLC - IA 630   2010-04-23   
712-284 1 Alta IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-284 2 Alta IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-284 3 Alta IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 630   2021-09-26   
712-284 5 Alta IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2022-12-10   
712-284 7 Alta IA SXCYIADTQMD  508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-23   

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

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