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
978-926 A Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 0 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 2 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 5 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 6 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 7 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-926 8 Tyngsboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-932 A Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-932 0 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-932 1 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-932 2 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-932 3 Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-945 A Haverhill MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-945 0 Haverhill MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-945 5 Haverhill MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-945 6 Haverhill MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-945 8 Haverhill MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-953 A Topsfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-953 0 Topsfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-953 1 Topsfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-961 3 Newburyport MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2012-01-30   
978-964 A Billerica MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
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      
978-981 A Salem 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: Tue, 29 Sep 2026 03:00:13 UTC

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