Local Calling Guide

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Cambridge, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
857-998 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-07   
857-998 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-11-18   
857-998 6 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-07   
857-998 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-998 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-09-21   
857-998 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-999 A SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-999 0 SOVLMAAB3MD  197D VONAGE AMERICA LLC 128   2013-09-03   
857-999 1 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-12-03   
857-999 2 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-04-29   
857-999 3 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2012-07-14   
857-999 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-09-15   
857-999 5 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-12-03   
857-999 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-12-03   
857-999 7 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-12-03   
857-999 8 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-12-03   
857-999 9 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2012-07-14   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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