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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-993 A Belmont MA BLMTMALEDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-993 0 Belmont MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
617-993 1 Belmont MA   9102 VERIZON NEW ENGLAND INC. 128   2006-11-13   
617-993 2 Belmont MA   9102 VERIZON NEW ENGLAND INC. 128      
617-993 3 Belmont MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2006-11-14   
617-993 4 Belmont MA   019F CBEYOND COMMUNICATIONS, LLC - MA 128   2010-03-15   
617-993 5 Belmont MA   9102 VERIZON NEW ENGLAND INC. 128      
617-993 6 Belmont MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2011-10-03   
617-993 7 Belmont MA   7575 CENTURYLINK COMMUNICATIONS LLC 128   2014-04-24   
617-993 8 Belmont MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
617-993 9 Belmont MA   073H TELNYX LLC 128   2017-04-27   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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