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.

Dedham, MA

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
339-204 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-204 0 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-204 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-02-09   
339-204 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-08   
339-204 3 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-02-04   
339-204 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-11   
339-204 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
339-204 6 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
339-204 7 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-26   
339-204 8 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-26   
339-204 9 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-06-29   
339-213 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
339-213 0 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2019-02-23   
339-213 1 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-03-29   
339-213 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-03-29   
339-213 3 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-10-21   
339-213 4 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-02-03   
339-213 5 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-02-03   
339-213 6 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-02-03   
339-213 7 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-05-28   
339-213 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-24   
339-213 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2018-11-11   
617-365 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-462 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-640 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-759 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
781-223 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
781-234 A BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 0 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 1 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 2 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 3 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 4 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-10-04   
781-234 5 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-01-31   
781-234 6 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 7 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-234 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-11-01   
781-234 9 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-251 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 0 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 1   515J IP HORIZON LLC 128   2013-04-08   
781-251 2 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 3 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 4 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 5 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 6 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 7 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 8   145J TERRA NOVA TELECOM INC. 128   2023-06-22   
781-251 9 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-310 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-310 0   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 1   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 2   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 3   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 4   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 5   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 6   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 7   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 8   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-310 9   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
781-320 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 0 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 1 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-05-17   
781-320 3 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 4 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 5 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 6 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 7 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 8 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-320 9 DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-326 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-329 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-355 A FRMNMAWARMD  7421 AT&T - LOCAL 128      
781-355 0 CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-355 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-11   
781-355 2 CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
781-355 3 FRMNMAWARMD  7421 AT&T - LOCAL 128      
781-355 4 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2005-07-01   
781-355 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-11-13   
781-355 6 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-04   
781-355 7 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2009-01-15   
781-355 8 LWRNMACAX5X  8468 FREEDOM RING COMMUNICATIONS, LLC 128   2009-01-29   
781-355 9 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-10-31   
781-366 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
781-366 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-22   
781-366 1 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-12-11   
781-366 2 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-12-11   
781-366 3 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-12-11   
781-366 4 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-07-07   
781-366 5 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-01-27   
781-366 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-12-20   
781-366 7 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-10-22   
781-366 8 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-10-10   
781-366 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-11-02   
781-375 A BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
781-375 0 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
781-375 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
781-375 2 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-03-16   
781-375 3 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-02-14   

1 2 3 4 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.