Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 340

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-340 A Waterloo IA WTRLIA767MD  6529 T-MOBILE USA, INC. 635      
319-340 0 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-09-27   
319-340 1 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-09-27   
319-340 2 Waterloo IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2023-06-11   
319-340 3 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2023-06-11   
319-340 4 Waterloo IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-05-11   
319-340 5 Waterloo IA IWCYIA7000Z  490J DISH WIRELESS, LLC 635   2023-06-11   
319-340 7 Waterloo IA IWCYIA702MD  939H COMMIO, LLC 635   2022-09-27   
319-340 8 Waterloo IA WTRLIA767MD  6529 T-MOBILE USA, INC. 635   2022-09-26   
319-340 9 Waterloo IA WTRLIA767MD  6529 T-MOBILE USA, INC. 635   2022-09-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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