Local Calling Guide

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

NXX: 320

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-320 A Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 0 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 1 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 2 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 3 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 4 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 5 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 6 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 7 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      
712-320 8 Spirit Lake IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2010-04-11   
712-320 9 Spirit Lake IA SPNCIAAC2MD  6266 UNITED STATES CELLULAR - IA 630      

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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