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: 413

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-413 A Troy Mills IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-413 0 Troy Mills IA CDRRIADTHMD  624H ONVOY SPECTRUM, LLC 635   2024-03-22   
319-413 1 Troy Mills IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-06-15   

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

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