Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-677 A Lowell MA   7135 TC SYSTEMS, INC. 128      
978-677 0 Lowell MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-02-08   
978-677 1 Lowell MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-10-08   
978-677 2 Lowell MA   318J COMCAST IP PHONE, LLC 128   2015-02-04   
978-677 3 Lowell MA   7135 TC SYSTEMS, INC. 128      
978-677 4 Lowell MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-06-28   
978-677 5 Lowell MA   939H COMMIO, LLC 128   2021-10-16   
978-677 6 Lowell MA   318J COMCAST IP PHONE, LLC 128   2006-05-21   
978-677 7 Lowell MA   318J COMCAST IP PHONE, LLC 128   2006-05-21   
978-677 8 Lowell MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-05-11   
978-677 9 Lowell MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-09-28   

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

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