Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Ralston, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
712-667 A RLTNIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 644      
712-667 1 RLTNIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 644      
712-667 2 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-10-30   
712-667 3 RLTNIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 644      
712-667 6 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-05-21   
712-667 8 OMAKNEYW8MD  516J TON80 COMMUNICATIONS, LLC 644   2022-04-21   
712-667 9 DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 644   2019-08-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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