Local Calling Guide

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

NXX: 498

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-498 A Salem MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-498 0 Salem MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-498 4 Salem MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2012-11-16   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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