Local Calling Guide

Area code/prefix search

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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-619 A Dennis MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-619 0 Dennis MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
508-619 1 Dennis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-23   
508-619 2 Dennis MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-14   
508-619 3 Dennis MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2012-07-01   
508-619 4 Dennis MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-619 5 Dennis MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2007-03-18   
508-619 6 Dennis MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2017-10-12   
508-619 7 Dennis MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2011-07-25   
508-619 8 Dennis MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-08   
508-619 9 Dennis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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