Local Calling Guide

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

NXX: 339

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-339 A Old Saybrook CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
860-339 0 Old Saybrook CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-05-19   
860-339 1 Old Saybrook CT   829J PAETEC ITEL, LLC 920   2004-05-03   
860-339 2 Old Saybrook CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-09   
860-339 3 Old Saybrook CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2017-06-15   
860-339 4 Old Saybrook CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
860-339 5 Old Saybrook CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2004-12-17   
860-339 6 Old Saybrook CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-27   
860-339 7 Old Saybrook CT NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-09-29   
860-339 8 Old Saybrook CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-339 9 Old Saybrook CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2021-04-23   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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