Local Calling Guide

Area code/prefix search

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Charlestown, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-241 A BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-242 A BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-286 A CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
617-286 0   3370 CTC COMMUNICATIONS CORP. - MA 128      
617-286 1   3370 CTC COMMUNICATIONS CORP. - MA 128      
617-286 2   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-04-01   
617-286 3   892D ONVOY, LLC - MA 128   2010-04-07   
617-286 4   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-02   
617-286 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-02-21   
617-286 6   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-04-10   
617-286 7   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2013-10-12   
617-286 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-07-11   
617-286 9   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-12-10   
617-337 A SBTNMAFHDS0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-337 0   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-337 1   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-337 2   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-04-21   
617-337 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-08-10   
617-337 4   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-10-13   
617-337 5   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2005-01-20   
617-337 7   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-11-08   
617-337 8   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-337 9   2899 BROADVIEW NETWORKS, INC. - MA 128   2003-09-02   
617-380 A BSTNMACODS6  8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-380 0   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-380 1   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 5   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 6   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-380 7   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
617-380 8   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-05-20   
617-380 9   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-11-08   
617-398 A CMBRMA01DS4  7421 AT&T LOCAL 128      
617-398 0   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
617-398 1   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2007-06-04   
617-398 2   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2007-10-24   
617-398 3   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
617-398 4   892D ONVOY, LLC - MA 128   2016-02-03   
617-398 5   966C DSCI, LLC 128   2005-04-10   
617-398 6   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2007-02-18   
617-398 7   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-18   
617-398 8   966G LOCAL ACCESS LLC - MA 128   2013-04-08   
617-398 9   7421 AT&T LOCAL 128      
617-580 A BSTNMABLDS3  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-580 0   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
617-580 1   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-05-20   
617-580 2   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
617-580 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   

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Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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