Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 333

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-333 A New London CT NWLNCT02DS7  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-333 0 New London CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-11-01   
860-333 1 New London CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-07-25   
860-333 2 New London CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2008-09-29   
860-333 3 New London CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2008-10-30   
860-333 4 New London CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2008-11-17   
860-333 5 New London CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-08-08   
860-333 6 New London CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-11-18   
860-333 7 New London CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2009-08-07   
860-333 8 New London CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-01   
860-333 9 New London CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.