Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Wilmington, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
978-924 8   892D ONVOY, LLC - MA 128   2021-03-06   
978-924 9   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-988 A WLMGMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      

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

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