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.

Berlin, MA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
351-225 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
351-225 2   624H ONVOY SPECTRUM, LLC 128   2021-11-14   
351-225 3   624H ONVOY SPECTRUM, LLC 128   2021-11-14   
351-225 5   892D ONVOY, LLC - MA 128   2021-09-23   
351-225 6   892D ONVOY, LLC - MA 128   2021-09-23   
978-389 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 3   892D ONVOY, LLC - MA 128   2021-07-10   
978-389 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-389 9   892D ONVOY, LLC - MA 128   2021-04-07   
978-415 A   829J PAETEC ITEL, LLC 128      
978-415 0   792K CHARTER IP ENABLED SERVICES, LLC 128   2005-01-01   
978-415 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-13   
978-415 5   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
978-415 6   829J PAETEC ITEL, LLC 128      
978-415 7   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
978-415 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-415 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
978-592 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-592 0   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-592 1   073H TELNYX LLC 128   2017-05-09   
978-592 2   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-592 3   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-592 4   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-592 5   892D ONVOY, LLC - MA 128   2010-04-07   
978-592 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2015-01-05   
978-592 7   892D ONVOY, LLC - MA 128   2016-03-25   
978-592 9   892D ONVOY, LLC - MA 128   2016-03-25   
978-838 A BRLNMAHIRS1  9102 VERIZON NEW ENGLAND INC. 128      
978-838 0   9102 VERIZON NEW ENGLAND INC. 128      
978-838 1   624H ONVOY SPECTRUM, LLC 128   2021-04-05   
978-838 2   9102 VERIZON NEW ENGLAND INC. 128      
978-838 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-02   
978-838 4   892D ONVOY, LLC - MA 128   2019-02-23   
978-838 5   7135 TC SYSTEMS, INC. 128   2014-07-28   
978-838 6   892D ONVOY, LLC - MA 128   2019-02-23   
978-838 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-838 9   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.