Local Calling Guide

Area code/prefix search

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

NXX: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-458 A Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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