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: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-257 A Lincoln MA CMBRMAORDS0  7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      
781-257 0 Lincoln MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-257 1 Lincoln MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-14   
781-257 2 Lincoln MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-31   
781-257 3 Lincoln MA   2899 BROADVIEW NETWORKS, INC. - MA 128   2004-12-24   
781-257 4 Lincoln MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-02-25   
781-257 5 Lincoln MA   318J COMCAST IP PHONE LLC 128   2005-01-20   
781-257 6 Lincoln MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2008-09-15   
781-257 7 Lincoln MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-15   
781-257 8 Lincoln MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
781-257 9 Lincoln MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      

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

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