Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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North Liberty, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-459 A NLBTIAXO2MD  593K MCC TELEPHONY LLC 635      
319-459 0 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-14   
319-459 1 NLBTIAXO2MD  593K MCC TELEPHONY LLC 635   2010-05-06   
319-459 2 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-05-26   
319-626 A NLBTIAXODS1  1298 SOUTH SLOPE COOP. TEL. CO., INC. 635      
319-632 A NLBTIAXODS1  1298 SOUTH SLOPE COOP. TEL. CO., INC. 635      
319-665 A NLBTIAXODS1  1298 SOUTH SLOPE COOP. TEL. CO., INC. 635      
319-853 A CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-853 0   593K MCC TELEPHONY LLC 635      
319-853 1 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2014-07-28   
319-853 3 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2015-05-29   
319-853 4 CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2021-10-08   
319-853 7 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2022-07-29   
319-853 8 CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2008-11-29   
319-853 9 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2020-03-18   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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