Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-477 A Jamaica Plain MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 0 Jamaica Plain MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 1 Jamaica Plain MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
617-477 2 Jamaica Plain MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2005-02-02   
617-477 3 Jamaica Plain MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-09-10   
617-477 4 Jamaica Plain MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-09-10   
617-477 5 Jamaica Plain MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 6 Jamaica Plain MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-477 7 Jamaica Plain MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-10-03   
617-477 8 Jamaica Plain MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-05-19   
617-477 9 Jamaica Plain MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-04-07   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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