Local Calling Guide

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Maynard, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
978-897 A MYNRMAWARS1  9102 VERIZON NEW ENGLAND INC. 128      
978-938 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-938 0 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-11   
978-938 3   145J TERRA NOVA TELECOM INC. 128   2026-08-01   
978-938 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-938 5 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2023-10-23   
978-938 6 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-02-03   
978-938 7 BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2013-09-30   
978-938 8 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-11-13   
978-938 9 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2021-03-19   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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