Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CATNMAAKPS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-964 0 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-964 1 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-964 2 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-964 4 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-964 9 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 A Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 0 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 2 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 3 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 5 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 6 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 8 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-983 9 Lawrence MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-997 A Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-997 0 Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-997 1 Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-16   
978-997 4 Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-997 5 Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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