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
508-433 8 Natick MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-433 9 Natick MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-434 A Charlton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-434 0 Charlton MA OXFRMAAK1MD  792K CHARTER IP ENABLED SERVICES, LLC 128   2004-06-25   
508-434 1 Charlton MA OXFRMAAK1MD  792K CHARTER IP ENABLED SERVICES, LLC 128   2011-11-06   
508-434 2 Charlton MA   829J PAETEC ITEL, LLC 128   2003-04-22   
508-434 3 Charlton MA   829J PAETEC ITEL, LLC 128   2005-02-03   
508-434 4 Charlton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-434 5 Charlton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-11   
508-434 6 Charlton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-11-25   
508-434 7 Charlton MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-01-19   
508-434 9 Charlton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-07-10   
508-435 A Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-436 A Brockton MA   829J PAETEC ITEL, LLC 128      
508-436 0 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-09-04   
508-436 1 Brockton MA WRCSMA02DS1  7135 TC SYSTEMS, INC. 128   2003-03-19   
508-436 2 Brockton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-11-24   
508-436 3 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-07-09   
508-436 4 Brockton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-01-12   
508-436 5 Brockton MA WRCSMA02DS1  7135 TC SYSTEMS, INC. 128   2003-03-19   
508-436 6 Brockton MA   829J PAETEC ITEL, LLC 128      
508-436 7 Brockton MA   829J PAETEC ITEL, LLC 128      
508-436 8 Brockton MA WRCSMA02DS1  7135 TC SYSTEMS, INC. 128   2003-03-19   
508-436 9 Brockton MA   829J PAETEC ITEL, LLC 128   2004-05-02   
508-437 A Barnstable MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 0 Barnstable MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 3 Barnstable MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2018-11-29   
508-437 5 Barnstable MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 6 Barnstable MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 8 Barnstable MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 9 Barnstable MA   515J IP HORIZON LLC 128   2019-04-26   
508-438 A Worcester MA   829J PAETEC ITEL, LLC 128      
508-439 A Westboro MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-439 0 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2003-11-19   
508-439 1 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2004-08-02   
508-439 2 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-02-03   
508-439 3 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2004-07-02   
508-439 4 Westboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-01-31   
508-439 5 Westboro MA   829J PAETEC ITEL, LLC 128   2003-11-16   
508-439 6 Westboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-14   
508-439 7 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-04-01   
508-439 8 Westboro MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-439 9 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2003-08-10   
508-440 A Franklin MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-440 0 Franklin MA   515J IP HORIZON LLC 128   2019-04-26   
508-440 1 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-10-24   
508-440 2 Franklin MA   829J PAETEC ITEL, LLC 128   2006-07-08   
508-440 3 Franklin MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2016-01-01   
508-440 4 Franklin MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-03-01   
508-440 5 Franklin MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2005-04-09   
508-440 6 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-06-05   
508-440 7 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-06-30   
508-440 8 Franklin MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-440 9 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-06-23   
508-441 A New Bedford MA   5562 METROPCS, INC. 128      
508-441 0 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2006-07-27   
508-441 1 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2006-03-15   
508-441 2 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2006-03-17   
508-441 3 New Bedford MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2005-09-25   
508-441 4 New Bedford MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-03-13   
508-441 5 New Bedford MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-441 6 New Bedford MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-441 7 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2005-10-09   
508-441 8 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2005-05-09   
508-441 9 New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128   2005-05-09   
508-442 A Plymouth MA FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
508-443 A Bridgewater MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-443 0 Bridgewater MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-443 1 Bridgewater MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-443 2 Bridgewater MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2017-10-20   
508-443 3 Bridgewater MA   145J TERRA NOVA TELECOM INC. 128   2021-07-15   
508-443 4 Bridgewater MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-22   
508-443 5 Bridgewater MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2007-01-02   
508-443 6 Bridgewater MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-07-19   
508-443 7 Bridgewater MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2021-12-18   
508-443 8 Bridgewater MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2021-12-18   
508-443 9 Bridgewater MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-02-27   
508-444 A Falmouth MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-444 0 Falmouth MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-06   
508-444 1 Falmouth MA   829J PAETEC ITEL, LLC 128   2002-05-28   
508-444 2 Falmouth MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
508-444 4 Falmouth MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2023-05-14   
508-444 5 Falmouth MA SOVLMAAB3MD  197D VONAGE AMERICA LLC 128   2021-10-22   
508-444 6 Falmouth MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-10-31   
508-444 7 Falmouth MA   829J PAETEC ITEL, LLC 128   2004-11-12   
508-444 8 Falmouth MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-15   
508-444 9 Falmouth MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
508-445 A Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 0 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 2 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 3 Cataumet MA   145J TERRA NOVA TELECOM INC. 128   2021-01-18   
508-445 5 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 6 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 7 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 8 Cataumet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 9 Cataumet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-07   
508-446 A Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-446 0 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 1 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 2 Franklin MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   

<< 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: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.