Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 547

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-547 A Waltham MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 0 Waltham MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-547 1 Waltham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-26   
781-547 2 Waltham MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2006-11-06   
781-547 3 Waltham MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2006-03-27   
781-547 4 Waltham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-11-25   
781-547 5 Waltham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 6 Waltham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 7 Waltham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-09-03   
781-547 8 Waltham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2009-04-03   
781-547 9 Waltham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-11-12   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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