Local Calling Guide

Area code/prefix search

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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 350

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-350 A Medford MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-350 0 Medford MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-01-21   
781-350 1 Medford MA   7135 TC SYSTEMS, INC. 128      
781-350 2 Medford MA   829J PAETEC ITEL, LLC 128   2002-10-16   
781-350 3 Medford MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-01-27   
781-350 4 Medford MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-350 5 Medford MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-01-04   
781-350 6 Medford MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-12-10   
781-350 7 Medford MA   7135 TC SYSTEMS, INC. 128   2017-06-02   
781-350 8 Medford MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-09-10   
781-350 9 Medford MA   892D ONVOY, LLC - MA 128   2019-07-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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