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: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

<< 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 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-506 0 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-506 1 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-21   
978-506 2 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-21   
978-506 4 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-506 5 Littleton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-01-12   
978-506 6 Littleton MA ACTNMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-506 7 Littleton MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
978-506 8 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-506 9 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-507 A Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 0 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 2 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 3 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 4 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 5 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 6 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-507 7 Sudbury MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-09-03   
978-507 9 Sudbury MA SDBRMABPRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-509 A Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 0 Lawrence MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-03   
978-509 1 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 2 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 3 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 4 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 5 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 6 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-509 7 Lawrence MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-509 8 Lawrence MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-509 9 Lawrence MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-510 A West Newbury MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-510 0 West Newbury MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
978-510 1 West Newbury MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-510 2 West Newbury MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-08-04   
978-510 3 West Newbury MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
978-510 6 West Newbury MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-07   
978-510 7 West Newbury MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-07   
978-510 8 West Newbury MA   515J IP HORIZON LLC 128   2015-10-30   
978-510 9 West Newbury MA   515J IP HORIZON LLC 128   2016-07-01   
978-512 A Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 0 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 1 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 2 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 3 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 4 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128   2022-09-19   
978-512 5 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 6 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 7 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 8 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-512 9 Tyngsboro MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-513 A Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 0 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 1 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 2 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 3 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 4 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 5 Lowell MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-07-10   
978-513 6 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 7 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-513 8 Lowell MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-12   
978-513 9 Lowell MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-514 A Leominster MA LMNSMASCRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-514 0 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-02-02   
978-514 1 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-11-15   
978-514 2 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-04-04   
978-514 3 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-08-01   
978-514 4 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-07-02   
978-514 5 Leominster MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-02-14   
978-514 6 Leominster MA LMNSMASCRP1  9102 VERIZON NEW ENGLAND INC. 128      
978-514 7 Leominster MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-11-03   
978-514 8 Leominster MA   145J TERRA NOVA TELECOM INC. 128   2022-12-15   
978-514 9 Leominster MA   145J TERRA NOVA TELECOM INC. 128   2022-05-07   
978-515 A Gloucester MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-515 0 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-515 1 Gloucester MA   515J IP HORIZON LLC 128   2016-07-01   
978-515 2 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-515 3 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-515 4 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-515 5 Gloucester MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2008-05-09   
978-515 6 Gloucester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
978-515 7 Gloucester MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2009-03-22   
978-515 8 Gloucester MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-515 9 Gloucester MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-516 A Fitchburg MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 0 Fitchburg MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 1 Fitchburg MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 2 Fitchburg MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2007-02-01   
978-516 3 Fitchburg MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-11   
978-516 4 Fitchburg MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
978-516 5 Fitchburg MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2006-05-22   
978-516 6 Fitchburg MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-01-13   
978-516 7 Fitchburg MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 8 Fitchburg MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2006-06-05   
978-516 9 Fitchburg MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-517 A Amesbury MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-517 0 Amesbury MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-517 1 Amesbury MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2005-10-14   
978-517 2 Amesbury MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2005-10-14   
978-517 3 Amesbury MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-30   
978-517 4 Amesbury MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-517 5 Amesbury 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 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.