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.

Boston, MA

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-963 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-11-18   
617-973 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-982 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-982 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-06-01   
617-982 1   515J IP HORIZON LLC 128   2013-04-08   
617-982 2 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-06-01   
617-982 3 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-06-01   
617-982 4 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-07-22   
617-982 5 CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2013-07-16   
617-982 6 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-07-23   
617-982 7 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-07-23   
617-982 8 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-07-22   
617-982 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-09-27   
617-986 A CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-988 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-994 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
781-931 A CMBRMABE02T  9102 VERIZON NEW ENGLAND INC. 128      
857-200 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-200 0 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-03-10   
857-200 1 NRTNMAAACM4  5562 METROPCS, INC. 128   2011-03-11   
857-200 2 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-03-11   
857-200 3 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-03-11   
857-200 4 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-29   
857-200 5 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-29   
857-200 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-12-09   
857-200 7 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-12-09   
857-200 8 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-29   
857-200 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-29   
857-202 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-202 0 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-01-09   
857-202 1 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-10-01   
857-202 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-10-01   
857-202 3 BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2012-01-10   
857-202 4 BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2012-01-10   
857-202 5 BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2012-01-10   
857-202 6 BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2012-01-10   
857-202 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-03-03   
857-202 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-03-03   
857-202 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-204 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-204 0 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2002-12-09   
857-204 1 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2010-12-30   
857-204 2 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-02-08   
857-204 3 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-02-08   
857-204 4 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-05-04   
857-204 5 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-05-27   
857-204 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-05-27   
857-204 7 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-05-27   
857-204 8 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-07-29   
857-204 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2002-12-09   

<< 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 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.