Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

NXX: 850

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-850 A Niantic CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
860-850 0 Niantic CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-07-28   
860-850 1 Niantic CT   639C ONVOY, LLC - CT 920   2015-05-15   
860-850 2 Niantic CT   639C ONVOY, LLC - CT 920   2017-12-21   
860-850 3 Niantic CT   466E IDT AMERICA, CORP. - CT 920   2019-06-15   
860-850 4 Niantic CT   318J COMCAST IP PHONE, LLC 920   2018-10-12   
860-850 5 Niantic CT   318J COMCAST IP PHONE, LLC 920   2019-12-01   
860-850 6 Niantic CT   639C ONVOY, LLC - CT 920   2019-03-29   
860-850 7 Niantic CT   508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-07-09   
860-850 8 Niantic CT   639C ONVOY, LLC - CT 920   2019-03-29   
860-850 9 Niantic CT   073H TELNYX LLC 920   2018-05-09   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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