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: 449

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-449 A Groton MA GRTNMAHORP0  9102 VERIZON NEW ENGLAND INC. 128      
978-449 0 Groton MA GRTNMAHORP0  9102 VERIZON NEW ENGLAND INC. 128      
978-449 1 Groton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-08-24   
978-449 2 Groton MA   7135 TC SYSTEMS, INC. 128      
978-449 3 Groton MA   7135 TC SYSTEMS, INC. 128      
978-449 4 Groton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-15   
978-449 5 Groton MA   829J PAETEC ITEL, LLC 128   2011-12-08   
978-449 6 Groton MA GRTNMAHORP0  9102 VERIZON NEW ENGLAND INC. 128      
978-449 7 Groton MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
978-449 9 Groton MA GRTNMAHORP0  9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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