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 51 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-892 9 Leicester MA LCSRMAGRRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-893 A Holliston MA HLSTMACHRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-893 0 Holliston MA HLSTMACHRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-893 1 Holliston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-09-11   
508-893 2 Holliston MA HLSTMACHRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-893 3 Holliston MA HLSTMACHRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-893 4 Holliston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-28   
508-893 5 Holliston MA   515J IP HORIZON LLC 128   2016-06-26   
508-893 6 Holliston MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2024-02-09   
508-893 7 Holliston MA HLSTMACHRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-893 8 Holliston MA   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
508-893 9 Holliston MA   145J TERRA NOVA TELECOM INC. 128   2022-12-16   
508-894 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 0 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 1 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 2 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 3 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 4 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 5 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 6 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 7 Brockton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-11-13   
508-894 8 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-894 9 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 0 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 1 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 2 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 3 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 4 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 5 Brockton MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2017-01-24   
508-895 6 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 7 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 8 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-895 9 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-896 A Brewster MA BRWSMAYARS3  9102 VERIZON NEW ENGLAND INC. 128      
508-897 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 0 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 1 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 2 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 3 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 4 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 5 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 6 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 7 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-06-16   
508-897 8 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-897 9 Brockton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-02   
508-898 A Westboro MA WSBOMASUDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-899 A Auburn MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-901 A Nantucket MA BRTNMACR0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-901 0 Nantucket MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-09-04   
508-901 1 Nantucket MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2006-07-06   
508-901 2 Nantucket MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-11   
508-901 3 Nantucket MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-07-05   
508-901 4 Nantucket MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-07-30   
508-901 5 Nantucket MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2009-08-23   
508-901 6 Nantucket MA BRTNMACR0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-901 7 Nantucket MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2010-05-19   
508-901 8 Nantucket MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2009-10-08   
508-901 9 Nantucket MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-902 A Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 0 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 1 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 2 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 3 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 4 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 5 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-902 6 Milford MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-21   
508-902 7 Milford MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-05-03   
508-902 8 Milford MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-02   
508-902 9 Milford MA FRMNMAUNX0X  4673 CHOICE ONE COMMUNICATIONS, INC. - MA 128      
508-903 A Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 0 Natick MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-04-24   
508-903 1 Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 2 Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 3 Natick MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-05-15   
508-903 4 Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 5 Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 6 Natick MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
508-903 7 Natick MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-12-17   
508-903 8 Natick MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-02-08   
508-904 A Framingham MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
508-905 A Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
508-905 0 Wellfleet MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
508-905 1 Wellfleet MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
508-905 2 Wellfleet MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2007-02-21   
508-905 3 Wellfleet MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2024-08-11   
508-905 4 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-30   
508-905 5 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-05   
508-905 6 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-30   
508-905 7 Wellfleet MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-28   
508-905 8 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-11   
508-905 9 Wellfleet MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2015-08-23   
508-906 A Medfield MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-906 0 Medfield MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-16   
508-906 1 Medfield MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2008-07-31   
508-906 2 Medfield MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-30   
508-906 3 Medfield MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2007-09-22   
508-906 4 Medfield MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-05-05   
508-906 5 Medfield MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-18   
508-906 6 Medfield MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 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 51 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.