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: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-574 A New London CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
860-574 0 New London CT   5562 METROPCS, INC. 920   2010-02-04   
860-574 1 New London CT   5562 METROPCS, INC. 920   2010-02-04   
860-574 2 New London CT   5562 METROPCS, INC. 920   2010-02-04   
860-574 3 New London CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-03-20   
860-574 4 New London CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-09-09   
860-574 5 New London CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-09-09   
860-574 6 New London CT   5562 METROPCS, INC. 920   2014-03-14   
860-574 7 New London CT   5562 METROPCS, INC. 920   2012-03-23   
860-574 8 New London CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-574 9 New London CT   466E IDT AMERICA, CORP. - CT 920   2010-07-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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