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 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
339-204 A CMBRMAORRS0  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-204 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-204 1   990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-02-09   
339-204 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-08   
339-204 3   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-02-04   
339-204 4   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-11   
339-204 5   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
339-204 6   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
339-204 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-26   
339-204 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-26   
339-204 9   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-06-29   
339-213 A   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2018-11-11   
339-213 0   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2019-02-23   
339-213 1   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-03-29   
339-213 2   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-03-29   
339-213 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-10-21   
339-213 8   892D ONVOY, LLC - MA 128   2019-02-24   
339-213 9   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2018-11-11   
617-365 A CMBSMA01GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-462 A CMBSMA01GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-640 A CMBSMA01GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-759 A CMBSMA01GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
781-223 A WRXBMAWACM3  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
781-234 A BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 0   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 1   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 2   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 3   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 4   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-10-04   
781-234 5   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-01-31   
781-234 6   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 7   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-234 8   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-11-01   
781-234 9   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
781-251 A DDHMMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
781-251 0   9102 VERIZON NEW ENGLAND INC. 128      
781-251 1   966G LOCAL ACCESS LLC - MA 128   2013-04-08   
781-251 2   9102 VERIZON NEW ENGLAND INC. 128      
781-251 3   9102 VERIZON NEW ENGLAND INC. 128      
781-251 4   9102 VERIZON NEW ENGLAND INC. 128      
781-251 5   9102 VERIZON NEW ENGLAND INC. 128      
781-251 6   9102 VERIZON NEW ENGLAND INC. 128      
781-251 7   9102 VERIZON NEW ENGLAND INC. 128      
781-251 8   9102 VERIZON NEW ENGLAND INC. 128      
781-251 9   9102 VERIZON NEW ENGLAND INC. 128      
781-310 A   9102 VERIZON NEW ENGLAND INC. 128   2013-03-08   
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   

1 2 3 4 5 6 7 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.