Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 904D PREMIER COMMUNICATIONS, INC. - IA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
515-524 A Webster City IA WBCYIA160MD  632      
515-524 6 Webster City IA   632   2021-11-28   
712-232 6 Spencer IA   630   2020-03-12   
712-278 6 Ireton IA   630   2006-09-22   
712-315 8 Struble IA   630   2022-05-31   
712-337 6 Arnolds Park IA   630   2014-06-05   
712-338 6 Milford IA   630   2014-06-05   
712-338 7 Milford IA   630   2006-12-17   
712-338 8 Milford IA   630   2006-03-23   
712-339 6 Spirit Lake IA   630   2014-06-05   
712-439 6 Hull IA   630   2006-09-22   
712-451 A Rock Valley IA HULLIAAF1MD  630      
712-451 0 Rock Valley IA   630      
712-451 1 Rock Valley IA   630      
712-451 2 Rock Valley IA   630      
712-451 3 Rock Valley IA   630      
712-451 4 Rock Valley IA   630      
712-451 5 Rock Valley IA   630      
712-451 6 Rock Valley IA   630      
712-451 7 Rock Valley IA   630      
712-472 0 Rock Rapids IA   630   2009-06-11   
712-475 6 George IA   630   2009-07-21   
712-541 6 Le Mars IA   630   2009-07-21   
712-568 6 Akron IA   630   2006-09-22   
712-584 2 Spencer IA   630   2014-10-13   
712-631 4 Sheldon IA   630   2012-03-30   
712-724 7 Ashton IA   630   2020-11-16   
712-725 6 Boyden IA   630   2006-09-22   
712-726 6 Doon IA   630   2006-09-22   
712-736 6 Melvin IA   630   2024-12-20   
712-737 9 Orange City IA   630   2009-07-21   
712-750 A Sibley IA SBLYIA060MD  630      
712-758 6 Ocheyedan IA   630   2017-06-16   
712-765 4 Estherville IA   630   2021-04-15   
712-812 6 Sioux City IA   630   2025-09-19   
712-832 6 Lake Park IA   630   2014-06-05   
712-938 6 Merrill IA   630   2011-10-03   
712-966 0 Le Mars IA   630   2021-02-19   

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

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