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: 633

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-633 A Lone Tree IA MNCHIAXO2MD  593K MCC TELEPHONY LLC 635      
319-633 0 Lone Tree IA CDRRIAAXQMD  444G AUREON COMMUNICATIONS, LLC 635   2023-06-08   
319-633 3 Lone Tree IA MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-11   
319-633 4 Lone Tree IA IWCYIA70AMD  516J TON80 COMMUNICATIONS, LLC 635   2022-04-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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