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
978-543 4 North Reading MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2025-01-06   
978-543 5 North Reading MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-02-13   
978-543 6 North Reading MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2016-01-01   
978-543 7 North Reading MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128   2022-03-25   
978-544 A Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 0 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 1 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 2 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 3 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 4 Orange MA   515J IP HORIZON LLC 128   2015-10-26   
978-544 5 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 6 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 7 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 8 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-544 9 Orange MA ORNGMASMRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-545 A Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 0 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 1 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 2 Billerica MA NRTNMAAACM4  5562 METROPCS, INC. 128   2022-04-28   
978-545 3 Billerica MA NRTNMAAACM4  5562 METROPCS, INC. 128   2022-04-28   
978-545 4 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 5 Billerica MA NRTNMAAACM4  5562 METROPCS, INC. 128   2022-03-25   
978-545 6 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 8 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 9 Billerica MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-09-18   
978-546 A Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 0 Rockport MA   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
978-546 1 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 2 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 3 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 5 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 6 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 7 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 8 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-546 9 Rockport MA RCPTMAMARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-547 A Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 0 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 1 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 2 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 4 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 5 Billerica MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-547 6 Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-547 7 Billerica MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-547 8 Billerica MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-547 9 Billerica MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
978-548 A Peabody MA FRMNMAWA4MD  7421 AT&T - LOCAL 128      
978-548 0 Peabody MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-08-26   
978-548 1 Peabody MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-07-02   
978-548 2 Peabody MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
978-548 3 Peabody MA FRMNMAWA4MD  7421 AT&T - LOCAL 128      
978-548 4 Peabody MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-08-20   
978-548 5 Peabody MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
978-548 6 Peabody MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-14   
978-548 7 Peabody MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-26   
978-548 8 Peabody MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-26   
978-548 9 Peabody MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
978-549 A Leominster MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-551 A Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-551 0 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-07-02   
978-551 1 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2004-11-04   
978-551 2 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-07-02   
978-551 3 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-01-02   
978-551 4 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-02-03   
978-551 5 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-04-01   
978-551 6 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2004-11-04   
978-551 7 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-04-18   
978-551 8 Lowell MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-09-21   
978-551 9 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-552 A Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 0 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 1 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 2 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 3 Lawrence MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2012-05-04   
978-552 4 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 5 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 6 Lawrence MA WSBOMAGOAMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2015-03-26   
978-552 7 Lawrence MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-552 8 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128   2008-12-15   
978-552 9 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128   2008-12-15   
978-553 A Hudson MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-556 A Haverhill MA HVHLMAWIDS1  9102 VERIZON NEW ENGLAND INC. 128      
978-557 A Lawrence MA LWRNMACADS2  9102 VERIZON NEW ENGLAND INC. 128      
978-558 A Bolton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-558 0 Bolton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
978-558 1 Bolton MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128   2005-04-02   
978-558 3 Bolton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-558 4 Bolton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-13   
978-558 6 Bolton MA   145J TERRA NOVA TELECOM INC. 128   2023-06-22   
978-558 7 Bolton MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-25   
978-558 8 Bolton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-03-03   
978-558 9 Bolton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-09-26   
978-559 A Gloucester MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-559 0 Gloucester MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-559 1 Gloucester MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-04-02   
978-559 2 Gloucester MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128   2010-03-12   
978-559 3 Gloucester MA LWRNMACAX5X  8468 FREEDOM RING COMMUNICATIONS, LLC 128   2009-06-04   
978-559 4 Gloucester MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2005-07-01   
978-559 5 Gloucester MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-27   
978-559 6 Gloucester MA NRTNMAAACM4  5562 METROPCS, INC. 128   2011-11-28   
978-559 7 Gloucester MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-05-30   

<< 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: VoIP Much Phone Company

Like this site? We accept donations via PayPal.