Local Calling Guide

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NPA: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

NXX: 351

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-351 A Plainville CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-351 0 Plainville CT   829J PAETEC ITEL, LLC 920   2003-05-06   
860-351 1 Plainville CT   639C ONVOY, LLC - CT 920   2023-02-12   
860-351 2 Plainville CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-10-29   
860-351 3 Plainville CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
860-351 4 Plainville CT   639C ONVOY, LLC - CT 920   2023-02-18   
860-351 5 Plainville CT   318J COMCAST IP PHONE, LLC 920   2004-12-17   
860-351 6 Plainville CT   639C ONVOY, LLC - CT 920   2023-07-31   
860-351 7 Plainville CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-07-14   
860-351 8 Plainville CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-351 9 Plainville CT   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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