Local Calling Guide

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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 582

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-582 A Mattapoisett MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
774-582 0 Mattapoisett MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2017-06-12   
774-582 1 Mattapoisett MA   318J COMCAST IP PHONE, LLC 128   2014-07-09   
774-582 3 Mattapoisett MA   892D ONVOY, LLC - MA 128   2012-03-18   
774-582 4 Mattapoisett MA   318J COMCAST IP PHONE, LLC 128   2014-01-21   
774-582 5 Mattapoisett MA   829J PAETEC ITEL, LLC 128   2009-05-28   
774-582 6 Mattapoisett MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-08-27   
774-582 7 Mattapoisett MA   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-25   
774-582 9 Mattapoisett MA   515J IP HORIZON LLC 128   2015-10-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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