Local Calling Guide

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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 418

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-418 A East Boston MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-418 0 East Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-08-01   
617-418 1 East Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-11-13   
617-418 2 East Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-08   
617-418 3 East Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-12   
617-418 4 East Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-11-13   
617-418 5 East Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2005-01-20   
617-418 6 East Boston MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-418 7 East Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-11-02   
617-418 8 East Boston MA   829J PAETEC ITEL, LLC 128   2003-09-02   
617-418 9 East Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-03-04   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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