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 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-379 6 Lawrence MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-379 7 Lawrence MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-379 8 Lawrence MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-379 9 Lawrence MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-380 A Ipswich MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-380 0 Ipswich MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-09-21   
978-380 1 Ipswich MA LWRNMACAX1X  3370 CTC COMMUNICATIONS CORP. - MA 128   2005-10-17   
978-380 2 Ipswich MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-12-02   
978-380 3 Ipswich MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-06-23   
978-380 4 Ipswich MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-11-03   
978-380 5 Ipswich MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-13   
978-380 6 Ipswich MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-380 7 Ipswich MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2004-12-21   
978-380 8 Ipswich MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-04-04   
978-380 9 Ipswich MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-381 A Gloucester MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-381 0 Gloucester MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-11   
978-381 1 Gloucester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-14   
978-381 2 Gloucester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-07-27   
978-381 3 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-22   
978-381 4 Gloucester MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-381 5 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
978-381 6 Gloucester MA   515J IP HORIZON LLC 128   2016-07-01   
978-381 7 Gloucester MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2013-03-19   
978-381 8 Gloucester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-14   
978-381 9 Gloucester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
978-382 A Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-382 0 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-11-02   
978-382 1 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-02-02   
978-382 2 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-07-03   
978-382 3 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-11-15   
978-382 4 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-11-11   
978-382 5 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-12-15   
978-382 6 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-04-02   
978-382 7 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-08-01   
978-382 8 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-11-03   
978-382 9 Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-383 A Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 0 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 1 Townsend MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2023-06-22   
978-383 2 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 3 Townsend MA   145J TERRA NOVA TELECOM INC. 128   2021-09-30   
978-383 5 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 6 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 7 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-383 8 Townsend MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128      
978-384 A Merrimac MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-384 0 Merrimac MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
978-384 1 Merrimac MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-26   
978-384 2 Merrimac MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   

<< 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 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.