Local Calling Guide

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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-329 A Winthrop MA SBTNMAFHDS0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-329 0 Winthrop MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
617-329 1 Winthrop MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
617-329 2 Winthrop MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-329 3 Winthrop MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-02-12   
617-329 4 Winthrop MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-06-16   
617-329 5 Winthrop MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
617-329 6 Winthrop MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2006-06-09   
617-329 7 Winthrop MA   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
617-329 8 Winthrop MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-329 9 Winthrop MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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