Local Calling Guide

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NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-571 A Westminster MA   829J PAETEC ITEL, LLC 128      
978-571 0 Westminster MA   829J PAETEC ITEL, LLC 128      
978-571 1 Westminster MA   829J PAETEC ITEL, LLC 128      
978-571 2 Westminster MA   829J PAETEC ITEL, LLC 128      
978-571 3 Westminster MA   829J PAETEC ITEL, LLC 128      
978-571 4 Westminster MA   732J NUSO, LLC 128   2024-05-27   
978-571 5 Westminster MA   892D ONVOY, LLC - MA 128   2012-03-05   
978-571 6 Westminster MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
978-571 7 Westminster MA   145J TERRA NOVA TELECOM INC. 128   2023-08-06   
978-571 8 Westminster MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
978-571 9 Westminster MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   

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

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