Local Calling Guide

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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-431 9 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-432 A Brookline MA BKLIMAGGRS1  9102 VERIZON NEW ENGLAND INC. 128      
617-433 A Milton MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-433 0 Milton MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-01-21   
617-433 1 Milton MA BSTPMALLDS1  4536 XO MASSACHUSETTS, INC. 128   2006-09-30   
617-433 2 Milton MA BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128      
617-433 3 Milton MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-433 4 Milton MA BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128   2004-10-15   
617-433 5 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   
617-433 6 Milton MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
617-433 7 Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
617-433 8 Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-11-15   
617-433 9 Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-12-22   
617-434 A Boston MA BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-435 A Jamaica Plain MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-436 A Dorchester MA DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-437 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-438 A Boston MA WOBNMACGCMD  6664 SPRINT SPECTRUM L.P. 128      
617-439 A Boston MA BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-440 A Somerville MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
617-440 0 Somerville MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
617-440 1 Somerville MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-02-06   
617-440 3 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
617-440 4 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-09-18   
617-440 5 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-27   
617-440 6 Somerville MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
617-440 7 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2007-08-15   
617-440 8 Somerville MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-11-16   
617-440 9 Somerville MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-24   
617-441 A Cambridge MA CMBRMAWADS2  9102 VERIZON NEW ENGLAND INC. 128      
617-442 A Roxbury MA RXBRMAWADS1  9102 VERIZON NEW ENGLAND INC. 128      
617-443 A Boston MA BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-444 A Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 0 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 1 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 2 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 3 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 4 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 5 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 7 Cambridge MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2020-11-20   
617-444 8 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-444 9 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-11-19   
617-445 A Roxbury MA RXBRMAWADS1  9102 VERIZON NEW ENGLAND INC. 128      
617-446 A Dorchester MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
617-446 0 Dorchester MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
617-446 1 Dorchester MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
617-446 2 Dorchester MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
617-446 3 Dorchester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-19   
617-446 4 Dorchester MA SOVLMAAB2MD  966G LOCAL ACCESS LLC - MA 128   2013-09-01   
617-446 5 Dorchester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   

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Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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