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: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-603 A Colchester CT HRFRCTCR3MD  318J COMCAST IP PHONE LLC 920      
860-603 0 Colchester CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-603 1 Colchester CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-603 2 Colchester CT   318J COMCAST IP PHONE LLC 920   2012-06-28   
860-603 3 Colchester CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-10-30   
860-603 4 Colchester CT   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2015-01-05   
860-603 5 Colchester CT   639C ONVOY, LLC - CT 920   2015-05-16   
860-603 6 Colchester CT   318J COMCAST IP PHONE LLC 920   2015-09-15   
860-603 7 Colchester CT   508J CENTURYLINK COMMUNICATIONS LLC 920   2014-07-09   
860-603 8 Colchester CT   466E IDT AMERICA CORP - CT 920   2018-01-07   
860-603 9 Colchester CT   073H TELNYX LLC 920   2018-05-02   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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