Local Calling Guide

Area code/prefix search

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East Boston, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
857-574 8 CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
857-574 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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