Local Calling Guide

Area code/prefix search

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

NXX: 858

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-858 A Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-858 0 Roxbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-03-25   
617-858 1 Roxbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-03-25   
617-858 2 Roxbury MA   829J PAETEC ITEL, LLC 128   2010-04-20   
617-858 3 Roxbury MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2010-10-26   
617-858 4 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-05-26   
617-858 5 Roxbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-11-15   
617-858 6 Roxbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
617-858 7 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-08-17   
617-858 8 Roxbury MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   
617-858 9 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-05-25   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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