Local Calling Guide

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

NXX: 820

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-820 A Monticello IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
319-820 0 Monticello IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2010-05-02   
319-820 1 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2010-12-01   
319-820 2 Monticello IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2012-03-04   
319-820 3 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2012-12-14   
319-820 4 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2012-12-14   
319-820 5 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-07   
319-820 6 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-07   
319-820 7 Monticello IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-13   
319-820 8 Monticello IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-820 9 Monticello IA CDRRIAAXQMD  444G AUREON COMMUNICATIONS, LLC 635   2023-01-06   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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