Local Calling Guide

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Belmont, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-209 A SBTNMAFHDS0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 0   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 1   8924 BROADWING COMMUNICATIONS, LLC - MA 128   2005-04-14   
617-209 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-03-25   
617-209 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
617-209 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-09-01   
617-209 5   966C DSCI, LLC 128   2005-04-10   
617-209 6   892D ONVOY, LLC - MA 128   2017-05-27   
617-209 7   4536 XO MASSACHUSETTS, INC. 128   2006-11-10   
617-209 8   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-08-13   
617-484 A BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-486 A BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-489 A BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-826 A BSTNMACODS6  8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-826 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 1   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
617-826 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 3   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-826 4   7421 AT&T LOCAL 128   2003-11-30   
617-826 5   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2005-07-13   
617-826 6   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2006-06-09   
617-826 7   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 8   892D ONVOY, LLC - MA 128   2020-03-25   
617-826 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
617-855 A BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-855 0   892D ONVOY, LLC - MA 128   2016-02-25   
617-855 1   892D ONVOY, LLC - MA 128   2016-02-25   
617-855 2   9102 VERIZON NEW ENGLAND INC. 128      
617-855 3   9102 VERIZON NEW ENGLAND INC. 128      
617-855 4   9102 VERIZON NEW ENGLAND INC. 128      
617-855 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   
617-855 6   892D ONVOY, LLC - MA 128   2010-04-07   
617-855 7   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
617-855 8   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-03-19   
617-855 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
617-883 A BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 0   9102 VERIZON NEW ENGLAND INC. 128      
617-883 1   9102 VERIZON NEW ENGLAND INC. 128      
617-883 2   9102 VERIZON NEW ENGLAND INC. 128      
617-883 3   9102 VERIZON NEW ENGLAND INC. 128      
617-883 4   9102 VERIZON NEW ENGLAND INC. 128      
617-883 5   9102 VERIZON NEW ENGLAND INC. 128      
617-883 6   9102 VERIZON NEW ENGLAND INC. 128      
617-883 8   9102 VERIZON NEW ENGLAND INC. 128      
617-883 9   9102 VERIZON NEW ENGLAND INC. 128      
617-932 A CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-932 0   966G LOCAL ACCESS LLC - MA 128   2016-07-01   
617-932 1   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-932 2   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   

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

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