Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-374 5 Nantucket MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-374 6 Nantucket MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-374 7 Nantucket MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-374 8 Nantucket MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-392 4 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2012-11-30   
508-401 A Wayland MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-401 2 Wayland MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2002-07-26   
508-401 6 Wayland MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-401 9 Wayland MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-407 6 Auburn MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2003-09-21   
508-408 A Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-408 0 Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-408 1 Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-408 2 Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-408 8 Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2006-10-27   
508-408 9 Brockton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-409 6 Attleboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-02-01   
508-417 A Hopkinton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-417 6 Hopkinton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2016-02-23   
508-417 9 Hopkinton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-418 1 Hyannis MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2002-09-30   
508-418 7 Hyannis MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-433 1 Natick MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-05-05   
508-433 6 Natick MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-01-31   
508-434 7 Charlton MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-01-19   
508-437 A Barnstable MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 0 Barnstable MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 5 Barnstable MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 6 Barnstable MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-437 8 Barnstable MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-441 3 New Bedford MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-09-25   
508-445 A Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 0 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 2 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 5 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 6 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 7 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 8 Cataumet MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 A Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 0 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 3 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2018-09-17   
508-448 5 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 6 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 7 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-448 8 Rehoboth MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-452 7 Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-17   
508-452 8 Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-17   
508-458 A Milford MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-458 0 Milford MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-458 1 Milford MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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