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.

NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-782 9 Framingham MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-11-01   
508-783 A Lawrence MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-784 A Charlton MA   829J PAETEC ITEL, LLC 128      
508-784 0 Charlton MA   829J PAETEC ITEL, LLC 128      
508-784 1 Charlton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-784 2 Charlton MA   829J PAETEC ITEL, LLC 128      
508-784 3 Charlton MA   829J PAETEC ITEL, LLC 128      
508-784 5 Charlton MA   829J PAETEC ITEL, LLC 128   2007-04-13   
508-784 6 Charlton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-24   
508-784 7 Charlton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-22   
508-784 8 Charlton MA   829J PAETEC ITEL, LLC 128      
508-784 9 Charlton MA   829J PAETEC ITEL, LLC 128      
508-785 A Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 0 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 1 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 2 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 3 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 4 Dover MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-10-26   
508-785 5 Dover MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-08-01   
508-785 6 Dover MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-785 7 Dover MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-785 8 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-785 9 Dover MA NDHMMAPIDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 A Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 0 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 1 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 2 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 3 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 4 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 5 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 6 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 7 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-786 8 Marlboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-23   
508-786 9 Marlboro MA   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
508-787 A Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 0 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 1 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 2 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 3 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 4 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 5 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 6 Marlboro MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-26   
508-787 7 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 8 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-787 9 Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 A Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 0 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 1 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 2 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 3 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 4 Framingham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2013-05-18   
508-788 5 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 6 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 7 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-788 8 Framingham MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2024-02-03   
508-788 9 Framingham MA NFRMMAEDDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-789 A Rochester MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
508-790 A Hyannis MA HYNSMAOCDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-791 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 0 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 1 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 2 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 3 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 4 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 5 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 6 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 7 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-792 8 Worcester MA   515J IP HORIZON LLC 128   2013-04-08   
508-792 9 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-793 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-794 A Millis MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-794 0 Millis MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
508-794 1 Millis MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-794 2 Millis MA   515J IP HORIZON LLC 128   2015-10-24   
508-794 3 Millis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-18   
508-794 4 Millis MA   829J PAETEC ITEL, LLC 128   2008-07-03   
508-794 5 Millis MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-06-24   
508-794 6 Millis MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2024-10-22   
508-794 7 Millis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-794 8 Millis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-794 9 Millis MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-795 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-796 A Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 0 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 1 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 2 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 3 Worcester MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2007-08-09   
508-796 4 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 5 Worcester MA OXFRMAAK1MD  792K CHARTER IP ENABLED SERVICES, LLC 128   2007-10-29   
508-796 6 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 7 Worcester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-796 8 Worcester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2017-10-26   
508-796 9 Worcester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-01-16   
508-797 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-797 0 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-797 1 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-797 2 Worcester MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-797 3 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-797 4 Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.