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.

Arlington, MA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
339-368 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
339-368 0 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
339-368 1 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
339-368 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
339-368 3 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
339-368 4 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-12-11   
339-368 5 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-09   
339-368 6 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-03-25   
339-368 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-16   
339-368 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-11   
339-368 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-12   
339-707 A CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
339-707 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
339-707 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
339-707 2 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-04-20   
339-707 3 CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
339-707 4 CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-02-17   
339-707 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
339-707 6 CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
339-707 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
339-707 8   515J IP HORIZON LLC 128   2015-03-27   
339-707 9 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
339-800 A SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128      
339-800 0   145J TERRA NOVA TELECOM INC. 128   2019-04-22   
339-800 1 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
339-800 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-09   
339-800 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-17   
339-800 4 SOVLMAAB3MD  197D VONAGE AMERICA LLC 128   2022-07-04   
339-800 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-02-24   
339-800 6 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2022-03-24   
339-800 7 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2022-03-24   
339-800 8 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-03   
339-800 9 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
781-316 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 0 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 1 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 2 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 3 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 4 NRTNMAAACM4  5562 METROPCS, INC. 128   2002-12-18   
781-316 5 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-02-12   
781-316 6 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-04-08   
781-316 7 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-05-28   
781-316 8 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-316 9 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-443 A CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-443 0 CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-443 1 CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-12   
781-443 2 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-08-03   
781-443 3 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-08-03   
781-443 4 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-11-30   
781-443 5 NRTNMAAACM4  5562 METROPCS, INC. 128   2003-12-29   
781-443 6 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-03-07   
781-443 7 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2006-06-09   
781-443 8 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
781-443 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-06   
781-483 A ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-483 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-10-27   
781-483 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-10-27   
781-483 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-02-13   
781-483 3 ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-483 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-08-30   
781-483 5   145J TERRA NOVA TELECOM INC. 128   2023-06-22   
781-483 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2024-09-06   
781-483 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2023-06-27   
781-483 8 BSTPMALLOMD  073H TELNYX LLC 128   2017-04-27   
781-483 9   515J IP HORIZON LLC 128   2017-07-02   
781-488 A ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-488 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
781-488 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
781-488 2 SOVLMAABDMD  490J DISH WIRELESS, LLC 128   2024-08-08   
781-488 3 ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-488 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-16   
781-488 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
781-488 7 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
781-488 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-10-15   
781-488 9   515J IP HORIZON LLC 128   2021-11-28   
781-574 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 0 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 1 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 2 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 3   145J TERRA NOVA TELECOM INC. 128   2021-09-24   
781-574 4 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 5 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-574 6 SOVLMAABDMD  490J DISH WIRELESS, LLC 128   2024-07-18   
781-574 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
781-574 9 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-02-24   
781-583 A BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
781-583 0 BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
781-583 1 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-07-08   
781-583 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-583 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
781-583 5 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-04-30   
781-583 6 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-10-03   
781-583 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
781-583 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-04-17   
781-583 9 SOVLMAABDMD  490J DISH WIRELESS, LLC 128   2024-06-13   
781-641 A ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-643 A ARTNMAPLRP0  9102 VERIZON NEW ENGLAND INC. 128      
781-645 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-645 0 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

1 2 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.