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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-499 A Oxford MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-499 0 Oxford MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-09-09   
508-499 1 Oxford MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128   2004-01-12   
508-499 2 Oxford MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-06   
508-499 3 Oxford MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-05   
508-499 4 Oxford MA   515J IP HORIZON LLC 128   2016-06-26   
508-499 5 Oxford MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-21   
508-499 6 Oxford MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
508-499 7 Oxford MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
508-499 8 Oxford MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
508-499 9 Oxford MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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