Local Calling Guide

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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-645 4 Arlington MA   892D ONVOY, LLC - MA 128   2010-03-15   
781-645 5 Arlington MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2007-05-06   
781-645 6 Arlington MA   145J TERRA NOVA TELECOM INC. 128   2022-11-01   
781-645 7 Arlington MA   829J PAETEC ITEL, LLC 128   2010-09-22   
781-645 8 Arlington MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-05-01   
781-645 9 Arlington MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-03-01   
781-646 A Arlington MA ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-647 A Waltham MA WLHMMASPDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-648 A Arlington MA ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-649 A Reading MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 0 Reading MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 1 Reading MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 2 Reading MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 3 Reading MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 6 Reading MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-649 7 Reading MA   892D ONVOY, LLC - MA 128   2022-12-02   
781-649 8 Reading MA   892D ONVOY, LLC - MA 128   2023-08-09   
781-649 9 Reading MA   892D ONVOY, LLC - MA 128   2023-08-09   
781-650 A Weymouth MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
781-650 0 Weymouth MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2021-05-22   
781-650 1 Weymouth MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2022-02-20   
781-650 2 Weymouth MA   892D ONVOY, LLC - MA 128   2021-07-09   
781-650 3 Weymouth MA   892D ONVOY, LLC - MA 128   2021-07-09   
781-650 4 Weymouth MA   892D ONVOY, LLC - MA 128   2021-07-09   
781-650 5 Weymouth MA   892D ONVOY, LLC - MA 128   2021-06-13   
781-650 6 Weymouth MA   892D ONVOY, LLC - MA 128   2021-06-13   
781-650 7 Weymouth MA   892D ONVOY, LLC - MA 128   2021-06-13   
781-650 8 Weymouth MA   892D ONVOY, LLC - MA 128   2021-06-13   
781-650 9 Weymouth MA   892D ONVOY, LLC - MA 128   2021-07-09   
781-651 A Lynnfield MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-651 0 Lynnfield MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-11   
781-651 1 Lynnfield MA   145J TERRA NOVA TELECOM INC. 128   2024-02-12   
781-651 2 Lynnfield MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-23   
781-651 4 Lynnfield MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-651 5 Lynnfield MA   145J TERRA NOVA TELECOM INC. 128   2025-05-07   
781-651 6 Lynnfield MA   145J TERRA NOVA TELECOM INC. 128   2026-01-11   
781-652 A Lexington MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-652 0 Lexington MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-652 1 Lexington MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-09-15   
781-652 3 Lexington MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2015-09-25   
781-652 4 Lexington MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2011-11-14   
781-652 5 Lexington MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
781-652 7 Lexington MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-652 8 Lexington MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-652 9 Lexington MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-31   
781-653 A Burlington MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-653 0 Burlington MA   7135 TC SYSTEMS, INC. 128      
781-653 1 Burlington MA   515J IP HORIZON LLC 128   2021-11-28   
781-653 4 Burlington MA   892D ONVOY, LLC - MA 128   2016-03-07   
781-653 5 Burlington MA   892D ONVOY, LLC - MA 128   2020-11-23   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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