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: 771

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-771 A Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-771 0 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-11-05   
860-771 1 Willimantic CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2012-10-12   
860-771 2 Willimantic CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-03-03   
860-771 3 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-03-09   
860-771 4 Willimantic CT   829J PAETEC ITEL, LLC 920   2012-04-26   
860-771 5 Willimantic CT HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2011-04-26   
860-771 6 Willimantic CT   829J PAETEC ITEL, LLC 920   2012-09-13   
860-771 7 Willimantic CT NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-09-29   
860-771 8 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-11-13   
860-771 9 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-11-13   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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