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: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-303 A Denver IA CDRRIAAXQMD  444G AUREON COMMUNICATIONS, LLC 635      
319-303 0 Denver IA   145J TERRA NOVA TELECOM INC. 635      
319-303 1 Denver IA CDRRIAAXQMD  444G AUREON COMMUNICATIONS, LLC 635      
319-303 2 Denver IA   624H ONVOY SPECTRUM, LLC 635      
319-303 7 Denver IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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