Local Calling Guide

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

NXX: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-237 A Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-237 0 Norwich CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2003-06-09   
860-237 1 Norwich CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2003-06-09   
860-237 2 Norwich CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-08-29   
860-237 3 Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-01-14   
860-237 4 Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-237 5 Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-02-07   
860-237 6 Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2014-03-16   
860-237 7 Norwich CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-01-23   
860-237 8 Norwich CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-01-09   
860-237 9 Norwich CT WLMNCT131MD  777C CHARTER FIBERLINK CT-CCO, LLC - CT 920   2005-01-17   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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