Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Northboro, MA

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
508-290 A BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-290 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-01-10   
508-290 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-02-04   
508-290 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-12-03   
508-290 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-05-07   
508-290 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 7 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 9 BSTPMALLOMD  073H TELNYX LLC 128   2023-06-15   
508-351 A NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 0 BSTPMALLOMD  073H TELNYX LLC 128   2017-04-28   
508-351 1 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 2 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 3 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 4 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 6 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 7 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 8 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-351 9 NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-393 A NRBOMASCRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-466 A FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-466 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-11   
508-466 1 FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128   2005-12-15   
508-466 2 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-11   
508-466 3 FRMNMAUNX0X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2004-08-30   
508-466 4 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-03-27   
508-466 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-07-11   
508-466 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-07-11   
508-466 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-09-14   
508-466 8 OXFRMAAKPS0  293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2005-01-01   
508-466 9 SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2022-11-02   
508-571 A WRCSMA02DS1  7135 TC SYSTEMS, INC. 128      
508-571 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-07-01   
508-571 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-06-01   
508-571 2 WRCSMA02DS1  7135 TC SYSTEMS, INC. 128      
508-571 3 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2016-10-14   
508-571 4 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2022-09-27   
508-571 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-28   
508-571 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-28   
508-571 7 BSTPMALLZMD  506J TWILIO INTERNATIONAL, INC. 128   2020-12-19   
508-571 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-08-26   
508-571 9 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-06   
508-691 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-691 0 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-691 1 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-691 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-07-01   
508-691 3 BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2005-10-14   
508-691 4 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2023-08-17   

1 2 3 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.