Local Calling Guide

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Dorchester, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-265 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-282 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-287 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-288 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-297 A BSTNMACODS6  8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-297 0   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-297 1   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-297 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
617-297 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-297 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-297 5   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2005-01-20   
617-297 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-12-15   
617-297 7   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   
617-297 8   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   
617-297 9   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2012-04-27   
617-326 A CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
617-326 0   4536 XO MASSACHUSETTS, INC. 128      
617-326 1   4536 XO MASSACHUSETTS, INC. 128      
617-326 2   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
617-326 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
617-326 4   4536 XO MASSACHUSETTS, INC. 128      
617-326 5   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-06-16   
617-326 6   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-10-05   
617-326 7   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-09-05   
617-326 8   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
617-326 9   4536 XO MASSACHUSETTS, INC. 128   2005-07-22   
617-379 A SBTNMAFHDS0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-379 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-09-01   
617-379 1   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2007-05-24   
617-379 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-07-14   
617-379 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-29   
617-379 4   7421 AT&T LOCAL 128   2003-11-30   
617-379 5   966C DSCI, LLC 128   2005-04-10   
617-379 6   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-15   
617-379 7   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-15   
617-379 8   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-379 9   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-436 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-446 A   4536 XO MASSACHUSETTS, INC. 128      
617-446 0   4536 XO MASSACHUSETTS, INC. 128      
617-446 1   4536 XO MASSACHUSETTS, INC. 128      
617-446 2   4536 XO MASSACHUSETTS, INC. 128      
617-446 3   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-19   
617-446 4   966G LOCAL ACCESS LLC - MA 128   2013-09-01   
617-446 5   892D ONVOY, LLC - MA 128   2010-04-07   
617-446 6   4536 XO MASSACHUSETTS, INC. 128      
617-446 7   4536 XO MASSACHUSETTS, INC. 128      
617-446 8   4536 XO MASSACHUSETTS, INC. 128      
617-446 9   4536 XO MASSACHUSETTS, INC. 128      
617-474 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      

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

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