Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 883

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-883 A Danbury IA DNBRIACORS8  9631 QWEST CORPORATION 630      
712-883 0 Danbury IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2009-11-19   
712-883 1 Danbury IA SXCYIADTUMD  073H TELNYX LLC 630   2020-05-25   
712-883 2 Danbury IA DNBRIACORS8  9631 QWEST CORPORATION 630      
712-883 3 Danbury IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2018-10-19   
712-883 4 Danbury IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2020-03-20   
712-883 5 Danbury IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2019-07-25   
712-883 6 Danbury IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2019-07-25   
712-883 8 Danbury IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2021-03-08   
712-883 9 Danbury IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2021-03-08   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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