Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-474 A Holliston MA WRCSMA05DS0  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-474 0 Holliston MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-14   
508-474 1 Holliston MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-06-14   
508-474 2 Holliston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2008-05-08   
508-474 3 Holliston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
508-474 4 Holliston MA   966G LOCAL ACCESS LLC - MA 128   2002-03-27   
508-474 5 Holliston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-02   
508-474 6 Holliston MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-474 7 Holliston MA   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
508-474 8 Holliston MA   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
508-474 9 Holliston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-04-10   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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