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.

Switch: CATNMAAKPS0

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-326 9 Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-22   
617-340 4 Newton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2006-10-13   
617-370 A Chelsea MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-370 0 Chelsea MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-370 6 Chelsea MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-390 A Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-390 0 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-390 1 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-390 2 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-390 9 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-399 A Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-402 7 Watertown MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-04-20   
617-415 A Brighton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-415 9 Brighton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-420 A Everett MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-420 9 Everett MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-446 A Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-446 0 Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-446 1 Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-446 2 Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-446 6 Dorchester MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 A Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 0 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 1 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 2 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 3 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 4 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 5 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 6 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-449 9 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-453 1 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2002-11-03   
617-453 5 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2003-06-18   
617-453 6 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2008-02-21   
617-475 A Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 1 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 2 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 4 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 6 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 7 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 8 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-475 9 Cambridge MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 A Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 0 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 5 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 6 Jamaica Plain MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-516 A Roxbury MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-516 0 Roxbury MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-516 1 Roxbury MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-516 2 Roxbury MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-517 1 Boston MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.